Closest web-safe match: #009900

Color Details and Palettes for #01B003

Details about the color Always Greener Grass#01B003

Conversions, palettes, contrast & design ideas for this color.

Emerald family Cool WCAG ink: white
HEX #01B003 RGB rgb(1, 176, 3) HSL hsl(121, 99%, 35%) CMYK cmyk(99%, 0%, 98%, 31%)

Color profile

About Color Hex #01B003

#01B003 is a cool color from the Emerald family, closest in name to “Always Greener Grass”. In RGB it is rgb(1, 176, 3); in HSL, hsl(121, 99%, 35%).

The color Always Greener Grass, with hexadecimal code #01b003, 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 Nature, Healing, Balance, Stability and Calmness. 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 99%, this color is intensely vivid—demanding attention and ideal for focal elements like buttons, banners, and brand marks. Its low lightness of 35% produces a deep, rich appearance—conveying gravity and luxury, particularly effective in dark-mode designs and premium packaging. This color is ideal for designs that aim to express Nature, Healing, Balance, Stability, or Calmness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 1, 176, 3 red · green · blue HSL 121° 99% 35% hue · sat · light HSV 121° 99% 69% design-app pickers CMYK 99 0 98 31 print inks, % Luminance 0.311 0 dark → 1 light On black 7.21:1 ✓ AA contrast ratio On white 2.91:1 ✕ AA contrast ratio Web-safe #009900 closest web-safe Best text black ideal foreground Character Vivid cool · emerald family

The story of this color

History, Usage, Psychology & Design Ideas for #01B003

Always Greener Grass (#01B003) belongs to the Emerald color family.

This vivid mid-tone strikes the ideal balance between intensity and readability, making it a strong candidate for primary brand colors, interactive UI elements, and logo design where immediate recognition is essential.

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 121°), it promotes a feeling of calm distance and intellectual clarity, which is why cool hues dominate corporate identities, healthcare design, and productivity tools. At 99% 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.

With a mid-range lightness of 35%, this tone is highly versatile: dark enough to serve as body text on white, yet light enough to stand out on charcoal or navy backgrounds.

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.

Every format

#01B003 Color Conversions

Every way to write Always Greener Grass — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#01B003

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(1, 176, 3)

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(121, 99%, 35%)

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(121, 99%, 69%)

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(121 0% 31%)

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(99%, 0%, 98%, 31%)

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(65.62% 0.223 142.55)

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

OKLab Modern
oklab(65.62% -0.177 0.135)

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: 62.56, a: -65.14, b: 62.60

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

LCH Perceptual
L: 62.56, C: 90.34, H: 136.14

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

XYZ CIE Science
X: 15.55, Y: 31.06, Z: 5.26

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
110595

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

Channel breakdown

RGB Color Percentages for #01B003

How much red, green and blue light mixes into Always Greener Grass.

Red 1/255 0.6% Green 176/255 97.8% Blue 3/255 1.7%

Percentages show each channel's share of the total light (R + G + B) in Always Greener Grass.

Ink coverage

CMYK Ink Levels & Print Guide for #01B003

Ink needed to reproduce Always Greener Grass in four-color print. Heaviest ink: Cyan.

99% CYAN 0% MAGENTA 98% YELLOW 31% KEY

Print tip: treat these values as a starting point — final output depends on printer profile, paper stock and calibration.

Accessibility · WCAG

Luminance & Contrast for #01B003

How bright Always Greener Grass is, and how far black and white text clear each WCAG bar.

Relative luminance 0.311
0 · dark1 · light

Contrast ratio · 1:1 → 21:1 (log scale)

Aa Black text 7.21:1 ✓ AA ✓ AAA ✓ Large
Aa White text 2.91:1 ✕ AA ✕ AAA ✕ Large

Developer shortcuts

Quick CSS Snippets for #01B003

Copy-and-paste CSS for Always Greener Grass — per-line copy, or grab the whole block.

always-greener-grass.css
background-color: #01B003;
color: #01B003;
border: 2px solid #01B003;
background-color: rgb(1, 176, 3);
background-color: hsl(121, 99%, 35%);
--color: #01B003;

Shades · light to dark

#01B003 Monochrome Palette

Lighter and darker steps of Always Greener Grass — the color's full brightness range in one strip.

#E6F7E6
#C0EBC0
#99DF9A
#73D474
#4DC84F
#27BC29
#01B003
#019603
#017B02
#016102
#004601
#002C01
#001200

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 180° apart

#01B003 Complementary Palette

Two colors opposite on the wheel — maximum contrast for attention-grabbing accents.

#01B003
#B201AF

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · adjacent hues

#01B003 Analogic Palette

Neighboring hues on the wheel — harmonious, calm combinations that feel unified.

#01B003
#01B25C
#56B201
#01AFB2
#AFB201
#0156B2
#B25C01

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 120° apart

#01B003 Triadic Palette

Three colors evenly spaced on the wheel — vibrant and energetic, yet balanced.

#01B003
#0401B2
#B20401

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 90° apart

#01B003 Quad Palette

Four colors evenly spaced on the wheel (tetradic) — rich schemes with multiple accents.

#01B003
#0156B2
#B201AF
#B25C01

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Accessibility

Color Blindness Simulation for #01B003

How Always Greener Grass reads across five kinds of color vision — a ✓ Friendly verdict means the color difference stays distinguishable for that vision type.

#01B003
#433637
#4D4E2D
#0A4E55
#7E7E7E
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✕ Not friendly Achromatopsia total color blindness ✕ Not friendly

The dot marks the original color. Hover any shade to copy its hex.

Harmony overview

Color Harmonies for #01B003

The lead color from each harmony scheme, side by side — a shortcut to the full palettes above.

#B201AF
#01B25C
#0401B2
#0156B2
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#01B003 Nearby Colors

A step away in brightness, richness or shade — each still feels like the same color.

Lush Plains#33BB22
Islamic Green#009900
Lime Green#44CC33
Fine Pine#008800
Phosphor Green#00AA00
Vegetarian#33AA22
Toxic Sludge#00BB33
Yoshi#55AA00

From the color-name library

Colors Similar to #01B003

The closest named colors to #01B003 — same mood, each with its own character.

Always Greener Grass#11AA00
Phosphor Green#00AA00
Vegetarian#22AA00
Hedged Garden#00AA11
Lusty Lizard#00BB11
Try Your Luck#34B334
Green Glimmer#00BB00
Botanical Garden#44AA11
Spring Forth#11BB22
Lush Plains#22BB22
Sour Apple Rings#33BB00
Green With Envy#22BB33

Looking for more Green shades? Browse Green colors →

Inspiration

Explore Vibrant Images Featuring Always Greener Grass (#01b003)

Curated Unsplash photos that carry the mood of Always Greener Grass — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #01B003

#01B003 is a cool color from the Emerald family. Its closest matched name is “Always Greener Grass”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(1, 176, 3); in HSL, hsl(121, 99%, 35%).
In RGB, #01B003 is rgb(1, 176, 3); in HSL it is hsl(121, 99%, 35%); and in CMYK — the model used for print — it is cmyk(99%, 0%, 98%, 31%).
#01B003 has a contrast ratio of 7.21:1 against black and 2.91:1 against white. For readability, black body text meets the WCAG AA threshold of 4.5:1 on it, while white does not.
The direct complement of #01B003 is #B201AF (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #01B003 in the palette sections above.