#B23927#B23927
#B23927 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.160 H 31.3°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #B23927 |
|---|---|
| RGB | rgb(178, 57, 39) |
| HSL | hsl(8, 64%, 43%) |
| HSV | hsv(8, 78%, 70%) |
| CMYK | cmyk(0%, 68%, 78.1%, 30.2%) |
| CIE-LAB | lab(42.06, 48.07, 37.90) |
| CIE-LCH | lch(42.06, 61.22, 38.25°) |
| OKLab | oklab(51.89% 0.1368 0.0832) |
| OKLCH | oklch(51.89% 0.16 31.3) |
| XYZ | xyz(20.1917, 12.5407, 3.2765) |
| Luminance | 0.1254 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick
#A03623
ΔE00 3.77
Firebrick
#B22222
ΔE00 4.15
Brownish Red
#9E3623
ΔE00 4.16
Rusty Red
#AF2F0D
ΔE00 4.58
Scarlet
#BE0119
ΔE00 5.33
Brown
#A52A2A
ΔE00 5.80
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B23927 #27A0B2
analogous
#B2275A #B23927 #B27F27
triadic
#B23927 #27B239 #3927B2
tetradic
#B23927 #5AB227 #27A0B2 #7F27B2
square
#B23927 #5AB227 #27A0B2 #7F27B2
split-complementary
#B23927 #27B27F #275AB2
monochromatic
#4E1911 #80291C #B23927 #D55441 #E08173
Accessibility & contrast
On white
5.99
#B23927 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.51
#B23927 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B23927
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B23927 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B23927 | 1.00 | 5.99 | 3.51 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.51 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5C5224
Deuteranopia (green-blind)
#7A6D22
Tritanopia (blue-blind)
#C41236
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #b23927; /* rgb */ color: rgb(178, 57, 39); /* oklch */ color: oklch(51.9% 0.160 31.3);
Tailwind
colors: {
custom: {
50: '#d17662',
500: '#b23927',
950: '#000000',
},
}SCSS
$custom: #b23927; $custom-light: #d17662; $custom-dark: #000000;
JSON
{
"hex": "#b23927",
"rgb": {
"r": 178,
"g": 57,
"b": 39
},
"hsl": {
"h": 7.77,
"s": 64.055,
"l": 42.549
},
"oklch": {
"l": 0.51891,
"c": 0.16011,
"h": 31.3
},
"luminance": 0.12538
}Semantic roles & 50–950 ramp
primary
#B23927
secondary
#6DBCC8
accent
#D2E741
background
#FEF7F5
surface
#FCEDEA
border
#D5C8C6
text
#160905
muted
#847B79