#5B643F Color
#5B643F is rgb(91, 100, 63) in RGB, hsl(75, 23%, 32%) in HSL, and about cmyk(9%, 0%, 37%, 61%) in CMYK. It has no registered color name of its own — the closest is Fatigue Green (#5B6238), very hard to tell apart at ΔE 3.21. White text is the more readable choice on this background.
#5B643Frgb(91, 100, 63)hsl(75, 23%, 32%)hsv(75, 37%, 39%)cmyk(9%, 0%, 37%, 61%)oklch(48.5% 0.057 119.7)lab(40.84% -8.68 19.80)lch(40.84% 21.62 113.67)What #5B643F 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 #5B643F, 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.
#5B643F Channel Values
How #5B643F 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 63 | 8-bit channels as sent to the display |
| HSL | H 75° · S 23% · L 32% | Easiest model for building lighter and darker variants |
| HSV | H 75° · S 37% · V 39% | Matches the picker in most design tools |
| CMYK | C 9% · M 0% · Y 37% · K 61% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.29:1 vs white · 3.34:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5B643F 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 #5B643F in the contrast checker.
Colors That Go With #5B643F
Pairings derived from color-wheel relationships. The complementary color sits opposite #5B643F; 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 #5B643F
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 #5B643F.
How #5B643F 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.
#5B643F#63633F#60633F#61613F#5F623F#5F6060#5D6255#606060Using #5B643F in Code
Copy-ready declarations for the places this color usually ends up.
--color-5b643f: #5B643F;background-color: #5B643F;colors: { 'color-5b643f': '#5B643F' }Color(red: 0.357, green: 0.392, blue: 0.247)<color name="color_5b643f">#5B643F</color>fill="#5B643F"More Green Colors
#5B643F sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#5B643F Frequently Asked Questions
What color is #5B643F?
#5B643F is a dark green — rgb(91, 100, 63) in RGB and hsl(75, 23%, 32%) in HSL. It carries no registered color name of its own; the closest named color is Fatigue Green (#5B6238), which is very hard to tell apart at a CIE76 distance of 3.21.
What is the RGB value of #5B643F?
#5B643F is rgb(91, 100, 63) — red 91, green 100, and blue 63 on the 0-255 scale.
What is the CMYK value of #5B643F?
#5B643F converts to approximately cmyk(9%, 0%, 37%, 61%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5B643F be black or white?
White text is the more readable choice. #5B643F scores 6.29:1 against white and 3.34:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5B643F as a CSS color keyword?
No. #5B643F 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 13.14, which is visibly different.
Open #5B643F in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.