#AD3F26#AD3F26
#AD3F26 is a mid, vivid red. Relative luminance 0.126; OKLCH L 51.8% C 0.149 H 34.2°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).
Color values
| HEX | #AD3F26 |
|---|---|
| RGB | rgb(173, 63, 38) |
| HSL | hsl(11, 64%, 41%) |
| HSV | hsv(11, 78%, 68%) |
| CMYK | cmyk(0%, 63.6%, 78%, 32.2%) |
| CIE-LAB | lab(42.13, 43.66, 38.23) |
| CIE-LCH | lch(42.13, 58.03, 41.21°) |
| OKLab | oklab(51.77% 0.1234 0.084) |
| OKLCH | oklch(51.77% 0.149 34.2) |
| XYZ | xyz(19.3631, 12.5820, 3.2423) |
| Luminance | 0.1258 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick
#A03623
ΔE00 3.68
Rusty Red
#AF2F0D
ΔE00 3.90
Brownish Red
#9E3623
ΔE00 4.01
Rust Red
#AA2704
ΔE00 5.31
Rust (survey)
#A83C09
ΔE00 5.67
Rust
#B7410E
ΔE00 5.69
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AD3F26 #2694AD
analogous
#AD2651 #AD3F26 #AD8326
triadic
#AD3F26 #26AD3F #3F26AD
tetradic
#AD3F26 #51AD26 #2694AD #8326AD
square
#AD3F26 #51AD26 #2694AD #8326AD
split-complementary
#AD3F26 #26AD83 #2651AD
monochromatic
#491A10 #7B2D1B #AD3F26 #D4583C #DF836E
Accessibility & contrast
On white
5.97
#AD3F26 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.52
#AD3F26 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AD3F26
5.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AD3F26 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AD3F26 | 1.00 | 5.97 | 3.52 | 5.97 |
| #FFFFFF | 5.97 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.52 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.97 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5E5422
Deuteranopia (green-blind)
#796C22
Tritanopia (blue-blind)
#BE223A
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #ad3f26; /* rgb */ color: rgb(173, 63, 38); /* oklch */ color: oklch(51.8% 0.149 34.2);
Tailwind
colors: {
custom: {
50: '#cd7962',
500: '#ad3f26',
950: '#000000',
},
}SCSS
$custom: #ad3f26; $custom-light: #cd7962; $custom-dark: #000000;
JSON
{
"hex": "#ad3f26",
"rgb": {
"r": 173,
"g": 63,
"b": 38
},
"hsl": {
"h": 11.111,
"s": 63.981,
"l": 41.373
},
"oklch": {
"l": 0.51768,
"c": 0.14929,
"h": 34.2
},
"luminance": 0.12579
}Semantic roles & 50–950 ramp
primary
#AD3F26
secondary
#69B5C6
accent
#C8E741
background
#FDF7F5
surface
#FBEEEA
border
#D4C9C6
text
#150905
muted
#837B79