#543821 Color
#543821 is rgb(84, 56, 33) in RGB, hsl(27, 44%, 23%) in HSL, and about cmyk(0%, 33%, 61%, 67%) in CMYK. It has no registered color name of its own — the closest is Brown (CMY) (#4B3621), very hard to tell apart at ΔE 4.47. White text is the more readable choice on this background.
#543821rgb(84, 56, 33)hsl(27, 44%, 23%)hsv(27, 61%, 33%)cmyk(0%, 33%, 61%, 67%)oklch(36.8% 0.053 59.4)lab(26.45% 10.74 19.53)lch(26.45% 22.29 61.19)What #543821 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 #543821, 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.
#543821 Channel Values
How #543821 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 84 · G 56 · B 33 | 8-bit channels as sent to the display |
| HSL | H 27° · S 44% · L 23% | Easiest model for building lighter and darker variants |
| HSV | H 27° · S 61% · V 33% | Matches the picker in most design tools |
| CMYK | C 0% · M 33% · Y 61% · K 67% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.69:1 vs white · 1.96:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #543821 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 #543821 in the contrast checker.
Colors That Go With #543821
Pairings derived from color-wheel relationships. The complementary color sits opposite #543821; 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 #543821
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 #543821.
How #543821 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.
#543821#3E3E21#483C21#43431F#4A3F20#553636#55372F#3E3E3EUsing #543821 in Code
Copy-ready declarations for the places this color usually ends up.
--color-543821: #543821;background-color: #543821;colors: { 'color-543821': '#543821' }Color(red: 0.329, green: 0.220, blue: 0.129)<color name="color_543821">#543821</color>fill="#543821"More Brown Colors
#543821 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#543821 Frequently Asked Questions
What color is #543821?
#543821 is a dark brown — rgb(84, 56, 33) in RGB and hsl(27, 44%, 23%) in HSL. It carries no registered color name of its own; the closest named color is Brown (CMY) (#4B3621), which is very hard to tell apart at a CIE76 distance of 4.47.
What is the RGB value of #543821?
#543821 is rgb(84, 56, 33) — red 84, green 56, and blue 33 on the 0-255 scale.
What is the CMYK value of #543821?
#543821 converts to approximately cmyk(0%, 33%, 61%, 67%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #543821 be black or white?
White text is the more readable choice. #543821 scores 10.69:1 against white and 1.96:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #543821 as a CSS color keyword?
No. #543821 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 dimgray (#696969) at a CIE76 distance of 28.63, which is a different colour altogether.
Open #543821 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.