#AF3B37#AF3B37
#AF3B37 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.8% C 0.152 H 25.9°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #AF3B37 |
|---|---|
| RGB | rgb(175, 59, 55) |
| HSL | hsl(2, 52%, 45%) |
| HSV | hsv(2, 69%, 69%) |
| CMYK | cmyk(0%, 66.3%, 68.6%, 31.4%) |
| CIE-LAB | lab(42.03, 46.94, 28.53) |
| CIE-LCH | lch(42.03, 54.92, 31.29°) |
| OKLab | oklab(51.83% 0.1369 0.0664) |
| OKLCH | oklch(51.83% 0.152 25.9) |
| XYZ | xyz(19.9348, 12.5205, 4.9807) |
| Luminance | 0.1252 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dull Red
#BB3F3F
ΔE00 3.00
Brown
#A52A2A
ΔE00 4.07
Firebrick
#B22222
ΔE00 4.52
Reddish
#C44240
ΔE00 4.88
Cardinal
#C41E3A
ΔE00 5.64
Lipstick Red
#C0022F
ΔE00 5.80
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AF3B37 #37ABAF
analogous
#AF376F #AF3B37 #AF7737
triadic
#AF3B37 #37AF3B #3B37AF
tetradic
#AF3B37 #6FAF37 #37ABAF #7737AF
square
#AF3B37 #6FAF37 #37ABAF #7737AF
split-complementary
#AF3B37 #37AF77 #376FAF
monochromatic
#521C1A #802B28 #AF3B37 #CB5C59 #D98A87
Accessibility & contrast
On white
5.99
#AF3B37 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#AF3B37 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AF3B37
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AF3B37 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AF3B37 | 1.00 | 5.99 | 3.50 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5B5336
Deuteranopia (green-blind)
#786C34
Tritanopia (blue-blind)
#C01E3B
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #af3b37; /* rgb */ color: rgb(175, 59, 55); /* oklch */ color: oklch(51.8% 0.152 25.9);
Tailwind
colors: {
custom: {
50: '#ce776e',
500: '#af3b37',
950: '#000000',
},
}SCSS
$custom: #af3b37; $custom-light: #ce776e; $custom-dark: #000000;
JSON
{
"hex": "#af3b37",
"rgb": {
"r": 175,
"g": 59,
"b": 55
},
"hsl": {
"h": 2,
"s": 52.174,
"l": 45.098
},
"oklch": {
"l": 0.51831,
"c": 0.15212,
"h": 25.9
},
"luminance": 0.12518
}Semantic roles & 50–950 ramp
primary
#AF3B37
secondary
#7FC1C3
accent
#D7DC4C
background
#FDF7F6
surface
#FBEDEB
border
#D4C8C6
text
#150907
muted
#837B7A