#AD351E#AD351E
#AD351E is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.160 H 32.9°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).
Color values
| HEX | #AD351E |
|---|---|
| RGB | rgb(173, 53, 30) |
| HSL | hsl(10, 70%, 40%) |
| HSV | hsv(10, 83%, 68%) |
| CMYK | cmyk(0%, 69.4%, 82.7%, 32.2%) |
| CIE-LAB | lab(40.45, 47.69, 40.75) |
| CIE-LCH | lch(40.45, 62.73, 40.51°) |
| OKLab | oklab(50.49% 0.1344 0.087) |
| OKLCH | oklch(50.49% 0.16 32.9) |
| XYZ | xyz(18.7432, 11.5270, 2.4661) |
| Luminance | 0.1152 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rusty Red
#AF2F0D
ΔE00 2.74
Brick
#A03623
ΔE00 2.87
Brownish Red
#9E3623
ΔE00 3.24
Rust Red
#AA2704
ΔE00 3.80
Firebrick
#B22222
ΔE00 4.65
Burnt Red
#9F2305
ΔE00 5.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AD351E #1E96AD
analogous
#AD1E4F #AD351E #AD7C1E
triadic
#AD351E #1EAD35 #351EAD
tetradic
#AD351E #4FAD1E #1E96AD #7C1EAD
square
#AD351E #4FAD1E #1E96AD #7C1EAD
split-complementary
#AD351E #1EAD7C #1E4FAD
monochromatic
#45150C #792515 #AD351E #DB492E #E47762
Accessibility & contrast
On white
6.35
#AD351E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.30
#AD351E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AD351E
6.35:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AD351E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AD351E | 1.00 | 6.35 | 3.30 | 6.35 |
| #FFFFFF | 6.35 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.30 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.35 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#584E1A
Deuteranopia (green-blind)
#766918
Tritanopia (blue-blind)
#BF0831
Achromatopsia (no color)
#5F5F5F
Design tokens & code
CSS
--color: #ad351e; /* rgb */ color: rgb(173, 53, 30); /* oklch */ color: oklch(50.5% 0.160 32.9);
Tailwind
colors: {
custom: {
50: '#ce735c',
500: '#ad351e',
950: '#000000',
},
}SCSS
$custom: #ad351e; $custom-light: #ce735c; $custom-dark: #000000;
JSON
{
"hex": "#ad351e",
"rgb": {
"r": 173,
"g": 53,
"b": 30
},
"hsl": {
"h": 9.65,
"s": 70.443,
"l": 39.804
},
"oklch": {
"l": 0.50488,
"c": 0.1601,
"h": 32.9
},
"luminance": 0.11524
}Semantic roles & 50–950 ramp
primary
#AD351E
secondary
#5EB7C8
accent
#D0ED3B
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150904
muted
#837B79