#8B3D37 Color
#8B3D37 is rgb(139, 61, 55) in RGB, hsl(4, 43%, 38%) in HSL, and about cmyk(0%, 56%, 60%, 45%) in CMYK. It has no registered color name of its own — the closest is Chestnut (#954535), clearly related but distinguishable side by side at ΔE 6.53. White text is the more readable choice on this background.
#8B3D37rgb(139, 61, 55)hsl(4, 43%, 38%)hsv(4, 60%, 55%)cmyk(0%, 56%, 60%, 45%)oklch(46.2% 0.108 26.5)lab(36.60% 33.57 20.66)lch(36.60% 39.42 31.61)What #8B3D37 Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #8B3D37, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every red in the library.
#8B3D37 Channel Values
How #8B3D37 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 139 · G 61 · B 55 | 8-bit channels as sent to the display |
| HSL | H 4° · S 43% · L 38% | Easiest model for building lighter and darker variants |
| HSV | H 4° · S 60% · V 55% | Matches the picker in most design tools |
| CMYK | C 0% · M 56% · Y 60% · K 45% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.45:1 vs white · 2.82:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #8B3D37 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #8B3D37 in the contrast checker.
Colors That Go With #8B3D37
Pairings derived from color-wheel relationships. The complementary color sits opposite #8B3D37; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #8B3D37
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #8B3D37.
How #8B3D37 Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#8B3D37#515136#6D4A37#606032#745434#8B3C3C#8B3D3A#555555Using #8B3D37 in Code
Copy-ready declarations for the places this color usually ends up.
--color-8b3d37: #8B3D37;background-color: #8B3D37;colors: { 'color-8b3d37': '#8B3D37' }Color(red: 0.545, green: 0.239, blue: 0.216)<color name="color_8b3d37">#8B3D37</color>fill="#8B3D37"More Red Colors
#8B3D37 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.
#8B3D37 Frequently Asked Questions
What color is #8B3D37?
#8B3D37 is a dark red — rgb(139, 61, 55) in RGB and hsl(4, 43%, 38%) in HSL. It carries no registered color name of its own; the closest named color is Chestnut (#954535), which is clearly related but distinguishable side by side at a CIE76 distance of 6.53.
What is the RGB value of #8B3D37?
#8B3D37 is rgb(139, 61, 55) — red 139, green 61, and blue 55 on the 0-255 scale.
What is the CMYK value of #8B3D37?
#8B3D37 converts to approximately cmyk(0%, 56%, 60%, 45%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #8B3D37 be black or white?
White text is the more readable choice. #8B3D37 scores 7.45:1 against white and 2.82:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #8B3D37 as a CSS color keyword?
No. #8B3D37 is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is sienna (#A0522D) at a CIE76 distance of 17.67, which is visibly different.
Open #8B3D37 in a Tool
Keep exploring: every red in the color library, the guide to shades of red, or the full color library.