#B54E33#B54E33
#B54E33 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.3% C 0.140 H 35.7°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).
Color values
| HEX | #B54E33 |
|---|---|
| RGB | rgb(181, 78, 51) |
| HSL | hsl(12, 56%, 45%) |
| HSV | hsv(12, 72%, 71%) |
| CMYK | cmyk(0%, 56.9%, 71.8%, 29%) |
| CIE-LAB | lab(46.33, 40.09, 36.10) |
| CIE-LCH | lch(46.33, 53.94, 42.00°) |
| OKLab | oklab(55.25% 0.114 0.082) |
| OKLCH | oklch(55.25% 0.14 35.7) |
| XYZ | xyz(22.3802, 15.5145, 4.9474) |
| Luminance | 0.1551 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Sienna
#A0522D
ΔE00 6.00
Rust
#B7410E
ΔE00 6.01
Rusty Red
#AF2F0D
ΔE00 7.29
Reddish
#C44240
ΔE00 7.34
Brick Orange
#C14A09
ΔE00 7.49
Brick
#A03623
ΔE00 7.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B54E33 #339AB5
analogous
#B53359 #B54E33 #B58F33
triadic
#B54E33 #33B54E #4E33B5
tetradic
#B54E33 #59B533 #339AB5 #8F33B5
square
#B54E33 #59B533 #339AB5 #8F33B5
split-complementary
#B54E33 #33B58F #3359B5
monochromatic
#562518 #853926 #B54E33 #CF6F56 #DD9886
Accessibility & contrast
On white
5.12
#B54E33 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.10
#B54E33 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B54E33
5.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B54E33 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B54E33 | 1.00 | 5.12 | 4.10 | 5.12 |
| #FFFFFF | 5.12 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.10 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.12 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6A6030
Deuteranopia (green-blind)
#837630
Tritanopia (blue-blind)
#C73848
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #b54e33; /* rgb */ color: rgb(181, 78, 51); /* oklch */ color: oklch(55.3% 0.140 35.7);
Tailwind
colors: {
custom: {
50: '#d2836c',
500: '#b54e33',
950: '#000000',
},
}SCSS
$custom: #b54e33; $custom-light: #d2836c; $custom-dark: #000000;
JSON
{
"hex": "#b54e33",
"rgb": {
"r": 181,
"g": 78,
"b": 51
},
"hsl": {
"h": 12.462,
"s": 56.034,
"l": 45.49
},
"oklch": {
"l": 0.5525,
"c": 0.14043,
"h": 35.7
},
"luminance": 0.15512
}Semantic roles & 50–950 ramp
primary
#B54E33
secondary
#7DB7C6
accent
#C0DF48
background
#FDF8F6
surface
#FBEFEB
border
#D4CAC6
text
#150B07
muted
#837C7A