#421E00 Color
#421E00 is rgb(66, 30, 0) in RGB, hsl(27, 100%, 13%) in HSL, and about cmyk(0%, 55%, 100%, 74%) 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 9.78. White text is the more readable choice on this background.
#421E00rgb(66, 30, 0)hsl(27, 100%, 13%)hsv(27, 100%, 26%)cmyk(0%, 55%, 100%, 74%)oklch(28.1% 0.069 55.6)lab(16.22% 16.18 24.15)lch(16.22% 29.07 56.19)What #421E00 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 #421E00, 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.
#421E00 Channel Values
How #421E00 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 66 · G 30 · B 0 | 8-bit channels as sent to the display |
| HSL | H 27° · S 100% · L 13% | Easiest model for building lighter and darker variants |
| HSV | H 27° · S 100% · V 26% | Matches the picker in most design tools |
| CMYK | C 0% · M 55% · Y 100% · K 74% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 14.82:1 vs white · 1.42:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #421E00 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 #421E00 in the contrast checker.
Colors That Go With #421E00
Pairings derived from color-wheel relationships. The complementary color sits opposite #421E00; 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 #421E00
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 #421E00.
How #421E00 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.
#421E00#272700#342400#2D2D00#372800#431C1C#431D14#282828Using #421E00 in Code
Copy-ready declarations for the places this color usually ends up.
--color-421e00: #421E00;background-color: #421E00;colors: { 'color-421e00': '#421E00' }Color(red: 0.259, green: 0.118, blue: 0.000)<color name="color_421e00">#421E00</color>fill="#421E00"More Brown Colors
#421E00 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#421E00 Frequently Asked Questions
What color is #421E00?
#421E00 is a darkest brown — rgb(66, 30, 0) in RGB and hsl(27, 100%, 13%) 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 9.78.
What is the RGB value of #421E00?
#421E00 is rgb(66, 30, 0) — red 66, green 30, and blue 0 on the 0-255 scale.
What is the CMYK value of #421E00?
#421E00 converts to approximately cmyk(0%, 55%, 100%, 74%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #421E00 be black or white?
White text is the more readable choice. #421E00 scores 14.82:1 against white and 1.42:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #421E00 as a CSS color keyword?
No. #421E00 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 30.27, which is a different colour altogether.
Open #421E00 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.