#B3003B Color
#B3003B is rgb(179, 0, 59) in RGB, hsl(340, 100%, 35%) in HSL, and about cmyk(0%, 100%, 67%, 30%) in CMYK. It has no registered color name of its own — the closest is Bright Maroon (#C32148), clearly related but distinguishable side by side at ΔE 5.37. White text is the more readable choice on this background.
#B3003Brgb(179, 0, 59)hsl(340, 100%, 35%)hsv(340, 100%, 70%)cmyk(0%, 100%, 67%, 30%)oklch(48.8% 0.195 14.7)lab(38.37% 63.02 22.36)lch(38.37% 66.87 19.53)What #B3003B 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 #B3003B, 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 pink in the library.
#B3003B Channel Values
How #B3003B 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 179 · G 0 · B 59 | 8-bit channels as sent to the display |
| HSL | H 340° · S 100% · L 35% | Easiest model for building lighter and darker variants |
| HSV | H 340° · S 100% · V 70% | Matches the picker in most design tools |
| CMYK | C 0% · M 100% · Y 67% · K 30% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 7.05:1 vs white · 2.98:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #B3003B 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 #B3003B in the contrast checker.
Colors That Go With #B3003B
Pairings derived from color-wheel relationships. The complementary color sits opposite #B3003B; 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 #B3003B
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 #B3003B.
How #B3003B 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.
#B3003B#4E4E3A#833D3A#6C6C31#8E5435#B21111#B20B28#595959Using #B3003B in Code
Copy-ready declarations for the places this color usually ends up.
--color-b3003b: #B3003B;background-color: #B3003B;colors: { 'color-b3003b': '#B3003B' }Color(red: 0.702, green: 0.000, blue: 0.231)<color name="color_b3003b">#B3003B</color>fill="#B3003B"More Pink Colors
#B3003B sits in the pink family. These are its neighbours across that family's full range, each with its own breakdown.
#B3003B Frequently Asked Questions
What color is #B3003B?
#B3003B is a dark pink — rgb(179, 0, 59) in RGB and hsl(340, 100%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Bright Maroon (#C32148), which is clearly related but distinguishable side by side at a CIE76 distance of 5.37.
What is the RGB value of #B3003B?
#B3003B is rgb(179, 0, 59) — red 179, green 0, and blue 59 on the 0-255 scale.
What is the CMYK value of #B3003B?
#B3003B converts to approximately cmyk(0%, 100%, 67%, 30%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #B3003B be black or white?
White text is the more readable choice. #B3003B scores 7.05:1 against white and 2.98:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #B3003B as a CSS color keyword?
No. #B3003B 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 brown (#A52A2A) at a CIE76 distance of 15.8, which is visibly different.
Open #B3003B in a Tool
Keep exploring: every pink in the color library, the guide to shades of pink, or the full color library.