#5B330B Color
#5B330B is rgb(91, 51, 11) in RGB, hsl(30, 78%, 20%) in HSL, and about cmyk(0%, 44%, 88%, 64%) in CMYK. It has no registered color name of its own — the closest is Pullman Brown(ups Brown) (#644117), clearly related but distinguishable side by side at ΔE 6.24. White text is the more readable choice on this background.
#5B330Brgb(91, 51, 11)hsl(30, 78%, 20%)hsv(30, 88%, 36%)cmyk(0%, 44%, 88%, 64%)oklch(36.4% 0.077 60.2)lab(25.93% 16.14 31.37)lch(25.93% 35.28 62.77)What #5B330B 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 #5B330B, 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.
#5B330B Channel Values
How #5B330B 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 51 · B 11 | 8-bit channels as sent to the display |
| HSL | H 30° · S 78% · L 20% | Easiest model for building lighter and darker variants |
| HSV | H 30° · S 88% · V 36% | Matches the picker in most design tools |
| CMYK | C 0% · M 44% · Y 88% · K 64% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.92:1 vs white · 1.92:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #5B330B 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 #5B330B in the contrast checker.
Colors That Go With #5B330B
Pairings derived from color-wheel relationships. The complementary color sits opposite #5B330B; 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 #5B330B
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 #5B330B.
How #5B330B 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.
#5B330B#3C3C0A#4A390A#434304#4E3D07#5D3030#5C3126#3D3D3DUsing #5B330B in Code
Copy-ready declarations for the places this color usually ends up.
--color-5b330b: #5B330B;background-color: #5B330B;colors: { 'color-5b330b': '#5B330B' }Color(red: 0.357, green: 0.200, blue: 0.043)<color name="color_5b330b">#5B330B</color>fill="#5B330B"More Brown Colors
#5B330B sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#5B330B Frequently Asked Questions
What color is #5B330B?
#5B330B is a dark brown — rgb(91, 51, 11) in RGB and hsl(30, 78%, 20%) in HSL. It carries no registered color name of its own; the closest named color is Pullman Brown(ups Brown) (#644117), which is clearly related but distinguishable side by side at a CIE76 distance of 6.24.
What is the RGB value of #5B330B?
#5B330B is rgb(91, 51, 11) — red 91, green 51, and blue 11 on the 0-255 scale.
What is the CMYK value of #5B330B?
#5B330B converts to approximately cmyk(0%, 44%, 88%, 64%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #5B330B be black or white?
White text is the more readable choice. #5B330B scores 10.92:1 against white and 1.92:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #5B330B as a CSS color keyword?
No. #5B330B 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 19.76, which is visibly different.
Open #5B330B in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.