#AD2A24#AD2A24
#AD2A24 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.4% C 0.169 H 27.9°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).
Color values
| HEX | #AD2A24 |
|---|---|
| RGB | rgb(173, 42, 36) |
| HSL | hsl(3, 66%, 41%) |
| HSV | hsv(3, 79%, 68%) |
| CMYK | cmyk(0%, 75.7%, 79.2%, 32.2%) |
| CIE-LAB | lab(39.02, 52.00, 36.11) |
| CIE-LCH | lch(39.02, 63.30, 34.78°) |
| OKLab | oklab(49.43% 0.149 0.0788) |
| OKLCH | oklch(49.43% 0.169 27.9) |
| XYZ | xyz(18.3822, 10.6704, 2.7604) |
| Luminance | 0.1067 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Firebrick
#B22222
ΔE00 1.18
Brown
#A52A2A
ΔE00 2.72
Scarlet
#BE0119
ΔE00 3.56
Brick
#A03623
ΔE00 3.61
Brownish Red
#9E3623
ΔE00 3.86
Darkish Red
#A90308
ΔE00 4.89
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AD2A24 #24A7AD
analogous
#AD2462 #AD2A24 #AD6E24
triadic
#AD2A24 #24AD2A #2A24AD
tetradic
#AD2A24 #62AD24 #24A7AD #6E24AD
square
#AD2A24 #62AD24 #24A7AD #6E24AD
split-complementary
#AD2A24 #24AD6E #2462AD
monochromatic
#48110F #7A1E19 #AD2A24 #D63F39 #E0706B
Accessibility & contrast
On white
6.70
#AD2A24 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.13
#AD2A24 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AD2A24
6.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AD2A24 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AD2A24 | 1.00 | 6.70 | 3.13 | 6.70 |
| #FFFFFF | 6.70 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.13 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.70 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#524A22
Deuteranopia (green-blind)
#72661E
Tritanopia (blue-blind)
#BF002A
Achromatopsia (no color)
#5C5C5C
Design tokens & code
CSS
--color: #ad2a24; /* rgb */ color: rgb(173, 42, 36); /* oklch */ color: oklch(49.4% 0.169 27.9);
Tailwind
colors: {
custom: {
50: '#ce6e60',
500: '#ad2a24',
950: '#000000',
},
}SCSS
$custom: #ad2a24; $custom-light: #ce6e60; $custom-dark: #000000;
JSON
{
"hex": "#ad2a24",
"rgb": {
"r": 173,
"g": 42,
"b": 36
},
"hsl": {
"h": 2.628,
"s": 65.55,
"l": 40.98
},
"oklch": {
"l": 0.49433,
"c": 0.16858,
"h": 27.9
},
"luminance": 0.10668
}Semantic roles & 50–950 ramp
primary
#AD2A24
secondary
#66C2C6
accent
#E1E93F
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150805
muted
#837B79