Color Details and Palettes for #001909

Details about the color Nightmare

Closest web-safe match: #000000

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 #001909
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About Color Hex #001909

The color Nightmare, with hexadecimal code #001909, resides within the green color family, the hue most connected to nature, growth, and renewal. Green soothes the eye more than any other color, making it ideal for wellness, sustainability, and financial brands. Additionally, it evokes emotions such as Power, Elegance, Formality, Mystery and Authority. Green is often linked to nature and growth universally, and in some cultures, it symbolizes fertility, renewal, and even immortality. In Islam, green holds significant religious meaning. With a high saturation of 100%, this color is intensely vivid—demanding attention and ideal for focal elements like buttons, banners, and brand marks. At only 5% lightness, this extremely dark shade approaches black, delivering maximum drama and contrast when paired with lighter elements. This color is ideal for designs that aim to express Power, Elegance, Formality, Mystery, or Authority. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

The RGB values for Nightmare are (0, 25, 9), providing a combination of red: 0, green: 25, and blue: 9. In HSL format, it has a hue of 142.00°, saturation of 100.00%, and lightness of 5.00%.

The HSV representation includes a hue of 142.00°, saturation of 100.00%, and value of 10.00%. Its CMYK composition is cyan: 100.00%, magenta: 0.00%, yellow: 64.00%, and black: 90.00%.

The calculated luminance of #001909 is 0.007, offering a brightness level suitable for various design requirements.

This color is not part of the web-safe color palette. The closest web-safe color to this is the color HEX #000000. Its contrast ratio is 1.14:1 against black and 18.37:1 against white. It works well on light backgrounds but may be challenging on darker ones.

In terms of color temperature, #001909 reads as cool. When it comes to accessibility, testing against standard guidelines suggests that using white text meets typical WCAG contrast standards. Additionally, the ideal foreground color for improved legibility on #001909 is white.

Considering its saturation and lightness, #001909 appears more vivid and energetic, making it stand out in designs that aim to capture attention.

History, Usage, Psychology & Design Ideas for #001909

Nightmare (#001909) belongs to the Emerald color family.

This deep, saturated shade conveys authority and richness. Deep tones are favored in luxury packaging, evening-event branding, and dark-mode interfaces where they provide dramatic contrast against lighter elements.

Historical Background

Emerald green takes its name from the precious gemstone revered since at least 330 BC, when Cleopatra's emerald mines supplied the ancient world. Pantone named Emerald its Color of the Year for 2013, citing its associations with sophistication and renewal. Art Nouveau designers like Alphonse Mucha used emerald tones extensively, pairing them with gold to create their signature opulent aesthetic.

Design & Usage Tips

Emerald green conveys upscale elegance and is ideal for luxury brands, jewelry companies, and high-end hospitality. It pairs naturally with gold, brass, and cream for a rich, timeless palette. In web design, emerald buttons on a white background combine trust (green) with premium appeal.

Sitting on the cool side of the spectrum (hue 142°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 100% saturation, this is a highly vivid color that demands attention. Use it where maximum visual impact is needed—feature banners, accent buttons, and data-visualization highlights.

Psychological Impact

Emerald feels aspirational and abundant—it suggests growth coupled with achievement. Unlike casual greens, emerald carries an air of refinement that makes it suitable for formal invitations, gala events, and exclusive product lines.

At just 5% lightness, this is an extremely dark shade that approaches black. It is best reserved for text, thin borders, or dramatic full-bleed backgrounds paired with light typography.

Creative Design Ideas

Use emerald as a dark background for product photography, allowing gold or white products to shine. Combine emerald tiles with marble textures for luxury real-estate branding. In fashion e-commerce, emerald category headers signal the premium collection.

#001909 Color Conversions

Every way to write Nightmare — copy Nightmare as RGB, HSL, HSV, HWB, CMYK, OKLCH, OKLab, CIELAB, LCH, XYZ or a decimal integer. One-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#001909

Hexadecimal is the web’s universal color notation — two digits each for red, green and blue. Drop it straight into HTML, CSS or any design tool.

RGB Screen
rgb(0, 25, 9)

RGB is the additive Red-Green-Blue model every screen uses to emit light. The default choice for websites, apps and on-screen UI.

HSL Web
hsl(142, 100%, 5%)

HSL breaks a color into Hue, Saturation and Lightness — the most intuitive way to lighten, darken or mute a color in CSS.

HSV HSB Design
hsv(142, 100%, 10%)

HSV (also called HSB) maps Hue, Saturation and Value/Brightness. It is the model behind the color pickers in Photoshop, Figma and most design apps.

HWB CSS 4
hwb(142 0% 90%)

HWB blends a pure hue with Whiteness and Blackness — a painter-friendly model added in CSS Color 4 for quick tints and shades.

CMYK Print
cmyk(100%, 0%, 64%, 90%)

CMYK is the subtractive Cyan-Magenta-Yellow-Black ink model. Use these values when preparing artwork for a printer or commercial press.

OKLCH Modern
oklch(18.73% 0.047 154.16)

OKLCH is a modern, perceptually-uniform space (Lightness, Chroma, Hue). It powers smooth gradients and accessible palettes in today’s CSS.

OKLab Modern
oklab(18.73% -0.042 0.021)

OKLab is the Cartesian form of OKLCH — ideal for blending and interpolating colors without the muddy midpoints older spaces produce.

CIELAB L*a*b* Perceptual
L: 6.46, a: -11.58, b: 5.76

CIELAB is a device-independent, perceptually-uniform space. It is the standard for measuring color difference (ΔE) and matching across devices.

LCH Perceptual
L: 6.46, C: 12.93, H: 153.53

LCH is CIELAB in cylindrical form — Lightness, Chroma and Hue — letting you adjust vividness and hue while staying perceptually even.

XYZ CIE Science
X: 0.40, Y: 0.71, Z: 0.38

CIE XYZ is the 1931 master space that underpins every other model here — the scientific bridge used to convert between color systems.

Decimal int Code
6409

The 24-bit integer value of the color — handy for databases, APIs, game engines and low-level graphics code.

RGB Color Percentages for #001909

RGB Color Percentages for Nightmare (HEX Code: #001909) display the relative contribution of Red, Green, and Blue in forming the color. Understanding these percentages provides insight into the color's visual balance and primary components.

This color is primarily dominated by Green, making up 73.53% of the total composition. The complete breakdown of RGB contributions is:

Red:
0%
Green:
73.53%
Blue:
26.47%

This analysis highlights the influence of each primary color, offering a deeper understanding of the visual characteristics of Nightmare.

CMYK Ink Levels & Print Guide for #001909

CMYK Ink Levels for Nightmare (HEX Code: #001909) provide a breakdown of the percentages of Cyan, Magenta, Yellow, and Black inks needed for accurate print reproduction. The composition of Nightmare prominently features Cyan, reflecting its dominant color characteristic. This information is invaluable for optimizing ink usage and achieving precise color results in printed materials.

The exact CMYK values are: Cyan: 100%, Magenta: 0%, Yellow: 64%, and Black: 90.2%.

Luminance & Contrast for #001909

Relative luminance gauges how bright Nightmare is, while the WCAG contrast ratios show how legible black or white text is on it — and which accessibility levels (AA / AAA) it passes.

Relative luminance 0.007
0 · dark1 · light
Aa
Black text 1.14:1
AA AAA Large
Aa
White text 18.37:1
AA AAA Large

Quick CSS Snippets for #001909

Copy-and-paste CSS for Nightmare — backgrounds, text, borders and a custom property. Each line is ready to drop into your stylesheet.

Background background-color: #001909;
Text color: #001909;
Border border: 2px solid #001909;
RGB background-color: rgb(0, 25, 9);
HSL background-color: hsl(142, 100%, 5%);
Variable --color: #001909;

#001909 Monochrome Palette

The Monochrome Palette consists of shades created by adjusting the brightness. These include lighter, original, and darker shades of the color. This layout helps to visualize the color's range and its potential use in design.

#e5e8e6
#bfc6c2
#99a39d
#738178
#4d5e53
#263c2e
#001909 Original
#001508
#001206
#000e05
#000a04
#000602
#000301

#001909 Complementary Palette

The Complementary Palette is made up of two colors that sit opposite each other on the color wheel. These colors create high contrast and vibrant designs, making them perfect for attention-grabbing elements and dynamic visuals.

#001909 Original
#190010

#001909 Analogic Palette

The Analogic Palette consists of colors that are next to each other on the color wheel. These colors typically create harmonious and subtle designs, often used to evoke calmness and unity in your visual projects.

#001909 Original
#001916
#031900
#001019
#101900
#000319
#191600

#001909 Triadic Palette

The Triadic Palette is made up of three colors evenly spaced on the color wheel. This combination provides a vibrant and balanced color scheme, often used for dynamic and energetic designs while maintaining harmony.

#001909 Original
#090019
#190900

#001909 Quad Palette

The Quad Palette, also known as tetradic, consists of four colors evenly spaced on the color wheel. This combination offers a diverse and bold color scheme, ideal for creating rich, complex designs with multiple accents while still maintaining balance.

#001909 Original
#000319
#190010
#191600

Color Blindness Simulation for #001909

Colors are perceived differently by individuals with various forms of color blindness. Use the dropdown below to see how this color may look through the eyes of someone with color vision deficiency. Explore how Nightmare (#001909) might appear to people with different visual experiences, and gain deeper insights into color accessibility for your designs!

Each color box displays a "Friendly" or "Not Friendly" tag in the bottom-right corner. A "Friendly" tag indicates that the color difference is distinguishable to individuals with the specific type of color blindness. Conversely, a "Not Friendly" tag means that the color difference might not be distinguishable, potentially causing accessibility issues in your design.

Normal Vision

Deuteranopia (Green Weakness)

Friendly

Protanopia (Red Weakness)

Friendly

Tritanopia (Blue-Yellow Weakness)

Friendly

Achromatopsia (Total Color Blindness)

Friendly

Color Harmonies for #001909

Color harmonies refer to the visually pleasing combinations of colors that are derived from specific relationships on the color wheel. These harmonious schemes, such as complementary, triadic, and analogous colors, create a balanced and engaging visual experience in design.

Complementary

Analogous

Triadic

Tetradic (Quad)

#001909 Nearby Colors

A handful of colors just a step away from #001909 — each one nudges the brightness, richness, or shade a little while still feeling like the same color. Use the buttons on any swatch to copy its hex or open its full color page.

#112211 Nightmare
#001100 Cosmic Bit Flip
#223322 Nightmare
#000000 Black
#002200 Haunted Forest
#111111 Dreamless Sleep
#001111 Black Stallion
#002211 Nightmare

Colors Similar to #001909

These colors are close neighbours of #001909 in the RGB color space. Each subtle variation can produce a noticeably different mood in your design while remaining harmonious with the original Green tone.

#011909 Nightmare
#001a09 Nightmare
#00190a Nightmare
#001809 Cosmic Bit Flip
#001908 Nightmare
#111909 Cosmic Bit Flip
#002a09 Haunted Forest
#00191a Sunken Ship
#000809 Black Hole
#001900 Nightmare
#081909 Cosmic Bit Flip
#002109 Nightmare

Looking for more Green shades? Browse Green colors →

Explore Vibrant Images Featuring Nightmare (#001909)

Discover a vibrant gallery of images that not only showcase the captivating hue of Nightmare, but also embody its unique mood and personality. Each carefully curated photo is selected to highlight the richness and diversity of this color, offering inspiration for design, art, and creative projects.