#5B640C Color
#5B640C is rgb(91, 100, 12) in RGB, hsl(66, 79%, 22%) in HSL, and about cmyk(9%, 0%, 88%, 61%) in CMYK. It has no registered color name of its own — the closest is Mustard Green (#6E6E30), visibly different at ΔE 11.58. White text is the more readable choice on this background.
#5B640Crgb(91, 100, 12)hsl(66, 79%, 22%)hsv(66, 88%, 39%)cmyk(9%, 0%, 88%, 61%)oklch(47.9% 0.104 115.9)lab(40.39% -11.94 42.98)lch(40.39% 44.61 105.52)What #5B640C 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 #5B640C, 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 green in the library.
#5B640C Channel Values
How #5B640C 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 91 · G 100 · B 12 | 8-bit channels as sent to the display |
| HSL | H 66° · S 79% · L 22% | Easiest model for building lighter and darker variants |
| HSV | H 66° · S 88% · V 39% | Matches the picker in most design tools |
| CMYK | C 9% · M 0% · Y 88% · K 61% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.42:1 vs white · 3.27:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5B640C 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 #5B640C in the contrast checker.
Colors That Go With #5B640C
Pairings derived from color-wheel relationships. The complementary color sits opposite #5B640C; 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 #5B640C
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 #5B640C.
How #5B640C 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.
#5B640C#63630C#60630C#61610E#5F620D#615E5E#5F604A#5F5F5FUsing #5B640C in Code
Copy-ready declarations for the places this color usually ends up.
--color-5b640c: #5B640C;background-color: #5B640C;colors: { 'color-5b640c': '#5B640C' }Color(red: 0.357, green: 0.392, blue: 0.047)<color name="color_5b640c">#5B640C</color>fill="#5B640C"More Green Colors
#5B640C sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#5B640C Frequently Asked Questions
What color is #5B640C?
#5B640C is a dark green — rgb(91, 100, 12) in RGB and hsl(66, 79%, 22%) in HSL. It carries no registered color name of its own; the closest named color is Mustard Green (#6E6E30), which is visibly different at a CIE76 distance of 11.58.
What is the RGB value of #5B640C?
#5B640C is rgb(91, 100, 12) — red 91, green 100, and blue 12 on the 0-255 scale.
What is the CMYK value of #5B640C?
#5B640C converts to approximately cmyk(9%, 0%, 88%, 61%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5B640C be black or white?
White text is the more readable choice. #5B640C scores 6.42:1 against white and 3.27:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5B640C as a CSS color keyword?
No. #5B640C 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 darkolivegreen (#556B2F) at a CIE76 distance of 13.57, which is visibly different.
Open #5B640C in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.