#AD212A#AD212A
#AD212A is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.8% C 0.175 H 23.9°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).
Color values
| HEX | #AD212A |
|---|---|
| RGB | rgb(173, 33, 42) |
| HSL | hsl(356, 68%, 40%) |
| HSV | hsv(356, 81%, 68%) |
| CMYK | cmyk(0%, 80.9%, 75.7%, 32.2%) |
| CIE-LAB | lab(38.10, 55.01, 31.62) |
| CIE-LCH | lch(38.10, 63.44, 29.89°) |
| OKLab | oklab(48.77% 0.1598 0.0707) |
| OKLCH | oklch(48.77% 0.175 23.9) |
| XYZ | xyz(18.1975, 10.1420, 3.1895) |
| Luminance | 0.1014 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brown
#A52A2A
ΔE00 1.78
Firebrick
#B22222
ΔE00 2.94
Lipstick Red
#C0022F
ΔE00 3.85
Scarlet
#BE0119
ΔE00 4.73
Carmine
#9D0216
ΔE00 5.18
Cardinal
#C41E3A
ΔE00 5.55
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AD212A #21ADA4
analogous
#AD2170 #AD212A #AD5E21
triadic
#AD212A #2AAD21 #212AAD
tetradic
#AD212A #70AD21 #21ADA4 #5E21AD
square
#AD212A #70AD21 #21ADA4 #5E21AD
split-complementary
#AD212A #21AD5E #2170AD
monochromatic
#460D11 #7A171E #AD212A #D8333E #E2666E
Accessibility & contrast
On white
6.94
#AD212A on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.03
#AD212A on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AD212A
6.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AD212A | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AD212A | 1.00 | 6.94 | 3.03 | 6.94 |
| #FFFFFF | 6.94 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.03 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.94 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4D4629
Deuteranopia (green-blind)
#706425
Tritanopia (blue-blind)
#BF0026
Achromatopsia (no color)
#5A5A5A
Design tokens & code
CSS
--color: #ad212a; /* rgb */ color: rgb(173, 33, 42); /* oklch */ color: oklch(48.8% 0.175 23.9);
Tailwind
colors: {
custom: {
50: '#ce6b64',
500: '#ad212a',
950: '#000000',
},
}SCSS
$custom: #ad212a; $custom-light: #ce6b64; $custom-dark: #000000;
JSON
{
"hex": "#ad212a",
"rgb": {
"r": 173,
"g": 33,
"b": 42
},
"hsl": {
"h": 356.143,
"s": 67.961,
"l": 40.392
},
"oklch": {
"l": 0.48769,
"c": 0.17478,
"h": 23.9
},
"luminance": 0.10139
}Semantic roles & 50–950 ramp
primary
#AD212A
secondary
#62C7C1
accent
#EBE03D
background
#FDF6F5
surface
#FBECEA
border
#D4C7C6
text
#150705
muted
#837A79