#B51F29 Color (Hex and RGB)
#B51F29
#b51f29 has RGB values (181, 31, 41). The color reads primarily as red in sRGB space.
Color values
| Format | Value | Channels | Copy |
|---|---|---|---|
| HEX | #B51F29 | RB5G1FB29 | |
| RGB | rgb(181 31 41) | R181G31B41 | |
| HSL | hsl(356 71% 42%) | H356°S71%L42% | |
| OKLCH | oklch(50% 0.18 24) | L0.5C0.18H24° | |
| HSV | hsv(356, 83%, 71%) | H356°S83%V71% | |
| CMYK | cmyk(0%, 83%, 77%, 29%) | C0%M83%Y77%K29% |
RGB mix
Base numbers
| Base | R | G | B |
|---|---|---|---|
| Binary | 10110101 | 00011111 | 00101001 |
| Octal | 265 | 37 | 51 |
| Decimal | 181 | 31 | 41 |
| Hex | b5 | 1f | 29 |
Shades & tints
Shades mix #B51F29 with black; tints mix it with white. Click any swatch to explore it.
Shades
- #B51F290%
- #A61C269%
- #961A2217%
- #87171F26%
- #77141B34%
- #68121843%
- #590F1451%
- #490D1159%
- #3A0A0D68%
- #2B070A77%
- #1B050685%
Tints
Color harmonies
Similar brand colors
The closest colors from our brand palettes, measured in OKLab.
Contrast & accessibility
WCAG 2.1 contrast against white and black. Test other pairs in the contrast checker.
Aa
#B51F29 on #FFFFFF
6.58:1
AA ✓AAA ✕AA Large ✓AAA Large ✓
Aa
#B51F29 on #000000
3.19:1
AA ✕AAA ✕AA Large ✓AAA Large ✕
Aa
#FFFFFF on #B51F29
6.58:1
AA ✓AAA ✕AA Large ✓AAA Large ✓
Aa
#000000 on #B51F29
3.19:1
AA ✕AAA ✕AA Large ✓AAA Large ✕
Code snippets
- CSS
color: #b51f29; - Background
background-color: #b51f29; - CSS variable
--color-b51f29: #b51f29; - Modern CSS
color: oklch(50% 0.18 24); - SCSS
$color-b51f29: #b51f29; - Tailwind
bg-[#b51f29] text-[#b51f29] - HTML
<div style="background-color: #b51f29"></div>