Color Details and Palettes for #40232E

Details about the color Castro

Closest web-safe match: #333333

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 #40232E
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About Color Hex #40232e

The color Castro, with hexadecimal code #40232e, is part of the pink color family, a hue that spans from playful and youthful to elegant and gender-neutral. Pink evokes warmth, tenderness, and emotional connection across diverse cultural contexts. Additionally, it evokes emotions such as Love, Affection, Kindness and Playfulness. Pink is often connected to love, compassion, and femininity in Western cultures, while in Japan, it can symbolize spring and cherry blossoms. It can also represent universal harmony and emotional balance. At just 29% saturation, this near-neutral shade carries only a subtle hint of its underlying hue, making it versatile for large surfaces and professional contexts. At only 19% 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 Love, Affection, Kindness, or Playfulness. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

The RGB values for Castro are (64, 35, 46), providing a combination of red: 64, green: 35, and blue: 46. In HSL format, it has a hue of 337.00°, saturation of 29.00%, and lightness of 19.00%.

The HSV representation includes a hue of 337.00°, saturation of 45.00%, and value of 25.00%. Its CMYK composition is cyan: 0.00%, magenta: 45.00%, yellow: 28.00%, and black: 75.00%.

The calculated luminance of #40232e is 0.025, 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 #333333. Its contrast ratio is 1.50:1 against black and 14.02:1 against white. It works well on light backgrounds but may be challenging on darker ones.

In terms of color temperature, #40232e reads as warm. 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 #40232e is white.

Considering its saturation and lightness, #40232e appears more vivid and energetic, making it stand out in designs that aim to capture attention.

History, Usage, Psychology & Design Ideas for #40232E

Castro (#40232E) belongs to the Rose color family.

With a dusty, low-saturation character, this color offers quiet complexity—neither bold nor faded. Dusty tones add vintage charm to retro-inspired designs and pair beautifully with metallic accents like copper or brass.

Historical Background

Rose as a color name predates its association with the flower—the Old English word referenced a range of warm pinkish-red hues. During the Renaissance, rose madder pigment (from the madder plant root) was a staple of portrait painters, prized for realistic skin tones. In Victorian flower language, different rose colors carried coded messages: pink for admiration, red for love, white for purity.

Design & Usage Tips

Rose tones—ranging from dusty rose to vivid rose—bridge pink and red, offering warmth without pink's potential for seeming overly sweet or red's intensity. They are excellent for cosmetics, wine, and luxury lifestyle brands. Pair rose with gold for opulence, or with sage green for a natural, sophisticated palette.

Positioned on the warm side of the color wheel (hue 337°), it naturally draws the eye and creates a sense of closeness—making it effective for calls to action, food photography, and hospitality branding. At 29% saturation, the color has a muted, sophisticated quality that pairs well with bolder accents. It works as a background, a border, or a secondary element in layered compositions.

Psychological Impact

Rose conveys romance, gratitude, and grace. It feels more mature and nuanced than bright pink, appealing to audiences seeking elegance and emotional depth. In interior design, rose tones create inviting, conversation-friendly spaces.

Its low lightness of 19% gives it a deep, intense presence. Deep tones like this excel as dark-mode backgrounds, header bars, and anywhere a sense of gravity or luxury is desired.

Creative Design Ideas

Use a dusty-rose background with white serif typography for a luxury wedding brand. Combine vivid rose with deep teal for a contemporary editorial palette. In packaging, rose-gold metallic finishes paired with rose-colored paper create a tactile, premium unboxing experience.

#40232E Color Conversions

Every way to write Castro — copy Castro 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
#40232E

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(64, 35, 46)

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(337, 29%, 19%)

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(337, 45%, 25%)

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(337 14% 75%)

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(0%, 45%, 28%, 75%)

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(29.81% 0.047 356.08)

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

OKLab Modern
oklab(29.81% 0.047 -0.003)

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: 17.87, a: 15.60, b: -1.30

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

LCH Perceptual
L: 17.87, C: 15.66, H: 355.22

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

XYZ CIE Science
X: 3.21, Y: 2.49, Z: 2.90

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
4203310

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

RGB Color Percentages for #40232e

RGB Color Percentages for Castro (HEX Code: #40232e) 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 Red, making up 44.14% of the total composition. The complete breakdown of RGB contributions is:

Red:
44.14%
Green:
24.14%
Blue:
31.72%

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

CMYK Ink Levels & Print Guide for #40232e

CMYK Ink Levels for Castro (HEX Code: #40232e) provide a breakdown of the percentages of Cyan, Magenta, Yellow, and Black inks needed for accurate print reproduction. The composition of Castro prominently features Key, 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: 0%, Magenta: 45.31%, Yellow: 28.12%, and Black: 74.9%.

Luminance & Contrast for #40232E

Relative luminance gauges how bright Castro 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 0.025
0 · dark1 · light
Aa
Black text 1.50:1
AA AAA Large
Aa
White text 14.02:1
AA AAA Large

Quick CSS Snippets for #40232E

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

Background background-color: #40232E;
Text color: #40232E;
Border border: 2px solid #40232E;
RGB background-color: rgb(64, 35, 46);
HSL background-color: hsl(337, 29%, 19%);
Variable --color: #40232E;

#40232e 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.

#ece9ea
#cfc8cb
#b3a7ab
#96868c
#79656d
#5d444d
#40232e Original
#361e27
#2d1920
#231319
#1a0e12
#10090c
#060405

#40232e 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.

#40232e Original
#223f34

#40232e 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.

#40232e Original
#3f2622
#3f223b
#3f3422
#34223f
#3b3f22
#26223f

#40232e 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.

#40232e Original
#2d3f22
#222d3f

#40232e 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.

#40232e Original
#3b3f22
#223f34
#26223f

Color Blindness Simulation for #40232e

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 Castro (#40232e) 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 #40232e

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)

#40232E Nearby Colors

A handful of colors just a step away from #40232E — 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.

#553333 Espresso
#331122 Black-Hearted
#554444 Chinotto
#221111 Italian Roast
#442233 Castro
#332233 Voodoo
#442222 Brown Coffee
#552233 Drops of God

Colors Similar to #40232e

These colors are close neighbours of #40232E in the RGB color space. Each subtle variation can produce a noticeably different mood in your design while remaining harmonious with the original Pink tone.

#41232e Castro
#40242e Castro
#40232f Castro
#3f232e Castro
#40222e Castro
#40232d Castro
#51232e Drops of God
#40342e Six Feet Under
#40233f Purple Void
#2f232e Melanzane
#40122e Blackberry
#40231d Ethereal Espresso

Looking for more Pink shades? Browse Pink colors →

Explore Vibrant Images Featuring Castro (#40232e)

Discover a vibrant gallery of images that not only showcase the captivating hue of Castro, 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.