#B43E27#B43E27
#B43E27 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.8% C 0.158 H 33.0°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).
Color values
| HEX | #B43E27 |
|---|---|
| RGB | rgb(180, 62, 39) |
| HSL | hsl(10, 64%, 43%) |
| HSV | hsv(10, 78%, 71%) |
| CMYK | cmyk(0%, 65.6%, 78.3%, 29.4%) |
| CIE-LAB | lab(43.21, 46.64, 39.20) |
| CIE-LCH | lch(43.21, 60.93, 40.04°) |
| OKLab | oklab(52.82% 0.1321 0.0859) |
| OKLCH | oklch(52.82% 0.158 33) |
| XYZ | xyz(20.9136, 13.2981, 3.3846) |
| Luminance | 0.1330 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rusty Red
#AF2F0D
ΔE00 4.40
Brick
#A03623
ΔE00 4.67
Brownish Red
#9E3623
ΔE00 5.05
Firebrick
#B22222
ΔE00 5.66
Rust
#B7410E
ΔE00 5.90
Rust Red
#AA2704
ΔE00 5.95
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B43E27 #279DB4
analogous
#B42757 #B43E27 #B48427
triadic
#B43E27 #27B43E #3E27B4
tetradic
#B43E27 #57B427 #279DB4 #8427B4
square
#B43E27 #57B427 #279DB4 #8427B4
split-complementary
#B43E27 #27B484 #2757B4
monochromatic
#4F1B11 #822D1C #B43E27 #D65A42 #E18674
Accessibility & contrast
On white
5.74
#B43E27 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.66
#B43E27 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B43E27
5.74:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B43E27 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B43E27 | 1.00 | 5.74 | 3.66 | 5.74 |
| #FFFFFF | 5.74 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.66 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.74 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#605624
Deuteranopia (green-blind)
#7D7022
Tritanopia (blue-blind)
#C61D3A
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #b43e27; /* rgb */ color: rgb(180, 62, 39); /* oklch */ color: oklch(52.8% 0.158 33.0);
Tailwind
colors: {
custom: {
50: '#d37963',
500: '#b43e27',
950: '#000000',
},
}SCSS
$custom: #b43e27; $custom-light: #d37963; $custom-dark: #000000;
JSON
{
"hex": "#b43e27",
"rgb": {
"r": 180,
"g": 62,
"b": 39
},
"hsl": {
"h": 9.787,
"s": 64.384,
"l": 42.941
},
"oklch": {
"l": 0.52819,
"c": 0.15759,
"h": 33
},
"luminance": 0.13295
}Semantic roles & 50–950 ramp
primary
#B43E27
secondary
#6FBAC8
accent
#CCE740
background
#FEF7F5
surface
#FCEEEA
border
#D5C9C6
text
#160905
muted
#847B79