#BB3A07 Color
#BB3A07 is rgb(187, 58, 7) in RGB, hsl(17, 93%, 38%) in HSL, and about cmyk(0%, 69%, 96%, 27%) in CMYK. It has no registered color name of its own — the closest is Mahogany (#C04000), very hard to tell apart at ΔE 3.91. White text is the more readable choice on this background.
#BB3A07rgb(187, 58, 7)hsl(17, 93%, 38%)hsv(17, 96%, 73%)cmyk(0%, 69%, 96%, 27%)oklch(53.3% 0.173 37.4)lab(44.38% 51.30 54.56)lch(44.38% 74.89 46.76)What #BB3A07 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 #BB3A07, 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.
#BB3A07 Channel Values
How #BB3A07 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 187 · G 58 · B 7 | 8-bit channels as sent to the display |
| HSL | H 17° · S 93% · L 38% | Easiest model for building lighter and darker variants |
| HSV | H 17° · S 96% · V 73% | Matches the picker in most design tools |
| CMYK | C 0% · M 69% · Y 96% · K 27% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.64:1 vs white · 3.72:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #BB3A07 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 #BB3A07 in the contrast checker.
Colors That Go With #BB3A07
Pairings derived from color-wheel relationships. The complementary color sits opposite #BB3A07; 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 #BB3A07
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 #BB3A07.
How #BB3A07 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.
#BB3A07#616100#8E5403#797900#986600#BC3636#BC382A#676767Using #BB3A07 in Code
Copy-ready declarations for the places this color usually ends up.
--color-bb3a07: #BB3A07;background-color: #BB3A07;colors: { 'color-bb3a07': '#BB3A07' }Color(red: 0.733, green: 0.227, blue: 0.027)<color name="color_bb3a07">#BB3A07</color>fill="#BB3A07"More Brown Colors
#BB3A07 sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#BB3A07 Frequently Asked Questions
What color is #BB3A07?
#BB3A07 is a dark brown — rgb(187, 58, 7) in RGB and hsl(17, 93%, 38%) in HSL. It carries no registered color name of its own; the closest named color is Mahogany (#C04000), which is very hard to tell apart at a CIE76 distance of 3.91.
What is the RGB value of #BB3A07?
#BB3A07 is rgb(187, 58, 7) — red 187, green 58, and blue 7 on the 0-255 scale.
What is the CMYK value of #BB3A07?
#BB3A07 converts to approximately cmyk(0%, 69%, 96%, 27%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #BB3A07 be black or white?
White text is the more readable choice. #BB3A07 scores 5.64:1 against white and 3.72:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #BB3A07 as a CSS color keyword?
No. #BB3A07 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 firebrick (#B22222) at a CIE76 distance of 16.88, which is visibly different.
Open #BB3A07 in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.