#543A18 Color
#543A18 is rgb(84, 58, 24) in RGB, hsl(34, 56%, 21%) in HSL, and about cmyk(0%, 31%, 71%, 67%) in CMYK. It has no registered color name of its own — the closest is Dark Brown (#654321), clearly related but distinguishable side by side at ΔE 6.09. White text is the more readable choice on this background.
#543A18rgb(84, 58, 24)hsl(34, 56%, 21%)hsv(34, 71%, 33%)cmyk(0%, 31%, 71%, 67%)oklch(37.1% 0.061 71.2)lab(26.91% 8.98 25.35)lch(26.91% 26.89 70.49)What #543A18 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 #543A18, 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.
#543A18 Channel Values
How #543A18 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 58 · B 24 | 8-bit channels as sent to the display |
| HSL | H 34° · S 56% · L 21% | Easiest model for building lighter and darker variants |
| HSV | H 34° · S 71% · V 33% | Matches the picker in most design tools |
| CMYK | C 0% · M 31% · Y 71% · K 67% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 10.52:1 vs white · 2:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #543A18 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 #543A18 in the contrast checker.
Colors That Go With #543A18
Pairings derived from color-wheel relationships. The complementary color sits opposite #543A18; 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 #543A18
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 #543A18.
How #543A18 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.
#543A18#3F3F18#483D18#444416#4B4017#563737#55382D#3F3F3FUsing #543A18 in Code
Copy-ready declarations for the places this color usually ends up.
--color-543a18: #543A18;background-color: #543A18;colors: { 'color-543a18': '#543A18' }Color(red: 0.329, green: 0.227, blue: 0.094)<color name="color_543a18">#543A18</color>fill="#543A18"More Brown Colors
#543A18 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#543A18 Frequently Asked Questions
What color is #543A18?
#543A18 is a dark brown — rgb(84, 58, 24) in RGB and hsl(34, 56%, 21%) in HSL. It carries no registered color name of its own; the closest named color is Dark Brown (#654321), which is clearly related but distinguishable side by side at a CIE76 distance of 6.09.
What is the RGB value of #543A18?
#543A18 is rgb(84, 58, 24) — red 84, green 58, and blue 24 on the 0-255 scale.
What is the CMYK value of #543A18?
#543A18 converts to approximately cmyk(0%, 31%, 71%, 67%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #543A18 be black or white?
White text is the more readable choice. #543A18 scores 10.52:1 against white and 2:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #543A18 as a CSS color keyword?
No. #543A18 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 27.37, which is a different colour altogether.
Open #543A18 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.