#AD2A40#AD2A40
#AD2A40 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.9% C 0.166 H 16.6°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).
Color values
| HEX | #AD2A40 |
|---|---|
| RGB | rgb(173, 42, 64) |
| HSL | hsl(350, 61%, 42%) |
| HSV | hsv(350, 76%, 68%) |
| CMYK | cmyk(0%, 75.7%, 63%, 32.2%) |
| CIE-LAB | lab(39.43, 53.36, 19.65) |
| CIE-LCH | lch(39.43, 56.86, 20.22°) |
| OKLab | oklab(49.87% 0.1594 0.0476) |
| OKLCH | oklch(49.87% 0.166 16.6) |
| XYZ | xyz(18.9889, 10.9131, 5.9561) |
| Luminance | 0.1091 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rouge
#AB1239
ΔE00 2.76
Rose Red
#BE013C
ΔE00 3.40
Cardinal
#C41E3A
ΔE00 4.96
Ruby
#CA0147
ΔE00 5.31
Lipstick Red
#C0022F
ΔE00 5.50
Raspberry (survey)
#B00149
ΔE00 6.05
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AD2A40 #2AAD97
analogous
#AD2A81 #AD2A40 #AD562A
triadic
#AD2A40 #40AD2A #2A40AD
tetradic
#AD2A40 #81AD2A #2AAD97 #562AAD
square
#AD2A40 #81AD2A #2AAD97 #562AAD
split-complementary
#AD2A40 #2AAD56 #2A81AD
monochromatic
#4B121C #7C1E2E #AD2A40 #D1435B #DD7486
Accessibility & contrast
On white
6.60
#AD2A40 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.18
#AD2A40 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AD2A40
6.60:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AD2A40 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AD2A40 | 1.00 | 6.60 | 3.18 | 6.60 |
| #FFFFFF | 6.60 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.18 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.60 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4F4B40
Deuteranopia (green-blind)
#70673C
Tritanopia (blue-blind)
#BE0033
Achromatopsia (no color)
#5D5D5D
Design tokens & code
CSS
--color: #ad2a40; /* rgb */ color: rgb(173, 42, 64); /* oklch */ color: oklch(49.9% 0.166 16.6);
Tailwind
colors: {
custom: {
50: '#cd6f74',
500: '#ad2a40',
950: '#000000',
},
}SCSS
$custom: #ad2a40; $custom-light: #cd6f74; $custom-dark: #000000;
JSON
{
"hex": "#ad2a40",
"rgb": {
"r": 173,
"g": 42,
"b": 64
},
"hsl": {
"h": 349.924,
"s": 60.93,
"l": 42.157
},
"oklch": {
"l": 0.49874,
"c": 0.16632,
"h": 16.6
},
"luminance": 0.1091
}Semantic roles & 50–950 ramp
primary
#AD2A40
secondary
#6EC5B6
accent
#E4C944
background
#FDF7F7
surface
#FBEDED
border
#D4C8C8
text
#150808
muted
#837B7B