#A6420C Color
#A6420C is rgb(166, 66, 12) in RGB, hsl(21, 87%, 35%) in HSL, and about cmyk(0%, 60%, 93%, 35%) in CMYK. It has no registered color name of its own — the closest is Metallic Brown (#AC4313), very hard to tell apart at ΔE 2.48. White text is the more readable choice on this background.
#A6420Crgb(166, 66, 12)hsl(21, 87%, 35%)hsv(21, 93%, 65%)cmyk(0%, 60%, 93%, 35%)oklch(50.8% 0.144 43)lab(41.86% 40.41 49.34)lch(41.86% 63.77 50.69)What #A6420C 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 #A6420C, 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.
#A6420C Channel Values
How #A6420C 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 166 · G 66 · B 12 | 8-bit channels as sent to the display |
| HSL | H 21° · S 87% · L 35% | Easiest model for building lighter and darker variants |
| HSV | H 21° · S 93% · V 65% | Matches the picker in most design tools |
| CMYK | C 0% · M 60% · Y 93% · K 35% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 6.17:1 vs white · 3.41:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #A6420C 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 #A6420C in the contrast checker.
Colors That Go With #A6420C
Pairings derived from color-wheel relationships. The complementary color sits opposite #A6420C; 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 #A6420C
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 #A6420C.
How #A6420C 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.
#A6420C#5D5D07#815409#707000#896100#A73E3E#A74031#616161Using #A6420C in Code
Copy-ready declarations for the places this color usually ends up.
--color-a6420c: #A6420C;background-color: #A6420C;colors: { 'color-a6420c': '#A6420C' }Color(red: 0.651, green: 0.259, blue: 0.047)<color name="color_a6420c">#A6420C</color>fill="#A6420C"More Brown Colors
#A6420C sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#A6420C Frequently Asked Questions
What color is #A6420C?
#A6420C is a dark brown — rgb(166, 66, 12) in RGB and hsl(21, 87%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Metallic Brown (#AC4313), which is very hard to tell apart at a CIE76 distance of 2.48.
What is the RGB value of #A6420C?
#A6420C is rgb(166, 66, 12) — red 166, green 66, and blue 12 on the 0-255 scale.
What is the CMYK value of #A6420C?
#A6420C converts to approximately cmyk(0%, 60%, 93%, 35%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #A6420C be black or white?
White text is the more readable choice. #A6420C scores 6.17:1 against white and 3.41:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #A6420C as a CSS color keyword?
No. #A6420C 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 15.1, which is visibly different.
Open #A6420C in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.