#AD2A39#AD2A39
#AD2A39 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.7% C 0.166 H 19.8°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).
Color values
| HEX | #AD2A39 |
|---|---|
| RGB | rgb(173, 42, 57) |
| HSL | hsl(353, 61%, 42%) |
| HSV | hsv(353, 76%, 68%) |
| CMYK | cmyk(0%, 75.7%, 67.1%, 32.2%) |
| CIE-LAB | lab(39.31, 52.94, 23.87) |
| CIE-LCH | lch(39.31, 58.08, 24.27°) |
| OKLab | oklab(49.74% 0.1566 0.0564) |
| OKLCH | oklch(49.74% 0.166 19.8) |
| XYZ | xyz(18.8021, 10.8384, 4.9721) |
| Luminance | 0.1084 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rouge
#AB1239
ΔE00 3.75
Rose Red
#BE013C
ΔE00 4.03
Lipstick Red
#C0022F
ΔE00 4.04
Cardinal
#C41E3A
ΔE00 4.17
Brown
#A52A2A
ΔE00 4.56
Dull Red
#BB3F3F
ΔE00 5.83
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AD2A39 #2AAD9E
analogous
#AD2A7A #AD2A39 #AD5D2A
triadic
#AD2A39 #39AD2A #2A39AD
tetradic
#AD2A39 #7AAD2A #2AAD9E #5D2AAD
square
#AD2A39 #7AAD2A #2AAD9E #5D2AAD
split-complementary
#AD2A39 #2AAD5D #2A7AAD
monochromatic
#4B1219 #7C1E29 #AD2A39 #D14353 #DD7480
Accessibility & contrast
On white
6.63
#AD2A39 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.17
#AD2A39 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AD2A39
6.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AD2A39 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AD2A39 | 1.00 | 6.63 | 3.17 | 6.63 |
| #FFFFFF | 6.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.17 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#504B39
Deuteranopia (green-blind)
#716735
Tritanopia (blue-blind)
#BE0031
Achromatopsia (no color)
#5D5D5D
Design tokens & code
CSS
--color: #ad2a39; /* rgb */ color: rgb(173, 42, 57); /* oklch */ color: oklch(49.7% 0.166 19.8);
Tailwind
colors: {
custom: {
50: '#cd6f6f',
500: '#ad2a39',
950: '#000000',
},
}SCSS
$custom: #ad2a39; $custom-light: #cd6f6f; $custom-dark: #000000;
JSON
{
"hex": "#ad2a39",
"rgb": {
"r": 173,
"g": 42,
"b": 57
},
"hsl": {
"h": 353.13,
"s": 60.93,
"l": 42.157
},
"oklch": {
"l": 0.49739,
"c": 0.16645,
"h": 19.8
},
"luminance": 0.10836
}Semantic roles & 50–950 ramp
primary
#AD2A39
secondary
#6EC5BB
accent
#E4D244
background
#FDF7F6
surface
#FBEDEC
border
#D4C8C7
text
#150807
muted
#837B7A