#591D08 Color
#591D08 is rgb(89, 29, 8) in RGB, hsl(16, 84%, 19%) in HSL, and about cmyk(0%, 67%, 91%, 65%) in CMYK. It has no registered color name of its own — the closest is Seal Brown (#59260B), clearly related but distinguishable side by side at ΔE 5.09. White text is the more readable choice on this background.
#591D08rgb(89, 29, 8)hsl(16, 84%, 19%)hsv(16, 91%, 35%)cmyk(0%, 67%, 91%, 65%)oklch(32.1% 0.094 38.3)lab(20.51% 27.37 27.21)lch(20.51% 38.60 44.84)What #591D08 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 #591D08, 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 brown in the library.
#591D08 Channel Values
How #591D08 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 89 · G 29 · B 8 | 8-bit channels as sent to the display |
| HSL | H 16° · S 84% · L 19% | Easiest model for building lighter and darker variants |
| HSV | H 16° · S 91% · V 35% | Matches the picker in most design tools |
| CMYK | C 0% · M 67% · Y 91% · K 65% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 13.09:1 vs white · 1.6:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #591D08 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 #591D08 in the contrast checker.
Colors That Go With #591D08
Pairings derived from color-wheel relationships. The complementary color sits opposite #591D08; 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 #591D08
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 #591D08.
How #591D08 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.
#591D08#2E2E07#432807#393900#483003#5A1B1B#591C15#313131Using #591D08 in Code
Copy-ready declarations for the places this color usually ends up.
--color-591d08: #591D08;background-color: #591D08;colors: { 'color-591d08': '#591D08' }Color(red: 0.349, green: 0.114, blue: 0.031)<color name="color_591d08">#591D08</color>fill="#591D08"More Brown Colors
#591D08 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#591D08 Frequently Asked Questions
What color is #591D08?
#591D08 is a darkest brown — rgb(89, 29, 8) in RGB and hsl(16, 84%, 19%) in HSL. It carries no registered color name of its own; the closest named color is Seal Brown (#59260B), which is clearly related but distinguishable side by side at a CIE76 distance of 5.09.
What is the RGB value of #591D08?
#591D08 is rgb(89, 29, 8) — red 89, green 29, and blue 8 on the 0-255 scale.
What is the CMYK value of #591D08?
#591D08 converts to approximately cmyk(0%, 67%, 91%, 65%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #591D08 be black or white?
White text is the more readable choice. #591D08 scores 13.09:1 against white and 1.6:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #591D08 as a CSS color keyword?
No. #591D08 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 saddlebrown (#8B4513) at a CIE76 distance of 22.58, which is visibly different.
Open #591D08 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.