#A42F1E#A42F1E
#A42F1E is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.2% C 0.156 H 31.3°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #A42F1E |
|---|---|
| RGB | rgb(164, 47, 30) |
| HSL | hsl(8, 69%, 38%) |
| HSV | hsv(8, 82%, 64%) |
| CMYK | cmyk(0%, 71.3%, 81.7%, 35.7%) |
| CIE-LAB | lab(37.88, 47.03, 37.69) |
| CIE-LCH | lch(37.88, 60.27, 38.71°) |
| OKLab | oklab(48.25% 0.1333 0.0811) |
| OKLCH | oklch(48.25% 0.156 31.3) |
| XYZ | xyz(16.5626, 10.0218, 2.2903) |
| Luminance | 0.1002 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick
#A03623
ΔE00 1.43
Brownish Red
#9E3623
ΔE00 1.65
Firebrick
#B22222
ΔE00 3.76
Burnt Red
#9F2305
ΔE00 4.17
Darkish Red
#A90308
ΔE00 4.27
Rust Red
#AA2704
ΔE00 4.37
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A42F1E #1E93A4
analogous
#A41E50 #A42F1E #A4721E
triadic
#A42F1E #1EA42F #2F1EA4
tetradic
#A42F1E #50A41E #1E93A4 #721EA4
square
#A42F1E #50A41E #1E93A4 #721EA4
split-complementary
#A42F1E #1EA472 #1E50A4
monochromatic
#3D110B #702015 #A42F1E #D83E28 #E16C5B
Accessibility & contrast
On white
6.99
#A42F1E on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.00
#A42F1E on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A42F1E
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A42F1E | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A42F1E | 1.00 | 6.99 | 3.00 | 6.99 |
| #FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.00 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#52491B
Deuteranopia (green-blind)
#6F6318
Tritanopia (blue-blind)
#B5002C
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #a42f1e; /* rgb */ color: rgb(164, 47, 30); /* oklch */ color: oklch(48.2% 0.156 31.3);
Tailwind
colors: {
custom: {
50: '#c86f5b',
500: '#a42f1e',
950: '#000000',
},
}SCSS
$custom: #a42f1e; $custom-light: #c86f5b; $custom-dark: #000000;
JSON
{
"hex": "#a42f1e",
"rgb": {
"r": 164,
"g": 47,
"b": 30
},
"hsl": {
"h": 7.612,
"s": 69.072,
"l": 38.039
},
"oklch": {
"l": 0.48249,
"c": 0.15601,
"h": 31.3
},
"luminance": 0.10019
}Semantic roles & 50–950 ramp
primary
#A42F1E
secondary
#59B7C5
accent
#D6EC3C
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79