#A63239#A63239
#A63239 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.3% C 0.151 H 21.4°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).
Color values
| HEX | #A63239 |
|---|---|
| RGB | rgb(166, 50, 57) |
| HSL | hsl(356, 54%, 42%) |
| HSV | hsv(356, 70%, 65%) |
| CMYK | cmyk(0%, 69.9%, 65.7%, 34.9%) |
| CIE-LAB | lab(39.05, 47.76, 23.26) |
| CIE-LCH | lch(39.05, 53.12, 25.97°) |
| OKLab | oklab(49.3% 0.141 0.0553) |
| OKLCH | oklch(49.3% 0.151 21.4) |
| XYZ | xyz(17.6068, 10.6861, 5.0056) |
| Luminance | 0.1068 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brown
#A52A2A
ΔE00 3.78
Rouge
#AB1239
ΔE00 4.91
Lipstick Red
#C0022F
ΔE00 5.29
Cardinal
#C41E3A
ΔE00 5.45
Dull Red
#BB3F3F
ΔE00 5.72
Rose Red
#BE013C
ΔE00 5.72
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A63239 #32A69F
analogous
#A63273 #A63239 #A66532
triadic
#A63239 #39A632 #3239A6
tetradic
#A63239 #73A632 #32A69F #6532A6
square
#A63239 #73A632 #32A69F #6532A6
split-complementary
#A63239 #32A665 #3273A6
monochromatic
#481619 #772429 #A63239 #C94C54 #D77B81
Accessibility & contrast
On white
6.69
#A63239 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.14
#A63239 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A63239
6.69:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A63239 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A63239 | 1.00 | 6.69 | 3.14 | 6.69 |
| #FFFFFF | 6.69 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.14 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.69 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#514C38
Deuteranopia (green-blind)
#6F6536
Tritanopia (blue-blind)
#B61236
Achromatopsia (no color)
#5C5C5C
Design tokens & code
CSS
--color: #a63239; /* rgb */ color: rgb(166, 50, 57); /* oklch */ color: oklch(49.3% 0.151 21.4);
Tailwind
colors: {
custom: {
50: '#c7726f',
500: '#a63239',
950: '#000000',
},
}SCSS
$custom: #a63239; $custom-light: #c7726f; $custom-dark: #000000;
JSON
{
"hex": "#a63239",
"rgb": {
"r": 166,
"g": 50,
"b": 57
},
"hsl": {
"h": 356.379,
"s": 53.704,
"l": 42.353
},
"oklch": {
"l": 0.49303,
"c": 0.15145,
"h": 21.4
},
"luminance": 0.10684
}Semantic roles & 50–950 ramp
primary
#A63239
secondary
#74C0BB
accent
#DDD44B
background
#FDF7F6
surface
#FAEDEC
border
#D3C8C7
text
#140807
muted
#837B7A