#B71C1C Color (Hex and RGB)
#B71C1C
#b71c1c has RGB values (183, 28, 28). The color reads primarily as red in sRGB space.
Color values
| Format | Value | Channels | Copy |
|---|---|---|---|
| HEX | #B71C1C | RB7G1CB1C | |
| RGB | rgb(183 28 28) | R183G28B28 | |
| HSL | hsl(0 73% 41%) | H0°S73%L41% | |
| OKLCH | oklch(50% 0.19 27) | L0.5C0.19H27° | |
| HSV | hsv(0, 85%, 72%) | H0°S85%V72% | |
| CMYK | cmyk(0%, 85%, 85%, 28%) | C0%M85%Y85%K28% |
RGB mix
Base numbers
| Base | R | G | B |
|---|---|---|---|
| Binary | 10110111 | 00011100 | 00011100 |
| Octal | 267 | 34 | 34 |
| Decimal | 183 | 28 | 28 |
| Hex | b7 | 1c | 1c |
Shades & tints
Shades mix #B71C1C with black; tints mix it with white. Click any swatch to explore it.
Shades
- #B71C1C0%
- #A71A1A9%
- #98171717%
- #88151526%
- #79121234%
- #69101043%
- #5A0E0E51%
- #4A0B0B59%
- #3B090968%
- #2B070777%
- #1B040485%
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
#B71C1C on #FFFFFF
6.57:1
AA ✓AAA ✕AA Large ✓AAA Large ✓
Aa
#B71C1C on #000000
3.20:1
AA ✕AAA ✕AA Large ✓AAA Large ✕
Aa
#FFFFFF on #B71C1C
6.57:1
AA ✓AAA ✕AA Large ✓AAA Large ✓
Aa
#000000 on #B71C1C
3.20:1
AA ✕AAA ✕AA Large ✓AAA Large ✕
Code snippets
- CSS
color: #b71c1c; - Background
background-color: #b71c1c; - CSS variable
--color-b71c1c: #b71c1c; - Modern CSS
color: oklch(50% 0.19 27); - SCSS
$color-b71c1c: #b71c1c; - Tailwind
bg-[#b71c1c] text-[#b71c1c] - HTML
<div style="background-color: #b71c1c"></div>