#A63420#A63420
#A63420 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.2% C 0.153 H 32.3°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).
Color values
| HEX | #A63420 |
|---|---|
| RGB | rgb(166, 52, 32) |
| HSL | hsl(9, 68%, 39%) |
| HSV | hsv(9, 81%, 65%) |
| CMYK | cmyk(0%, 68.7%, 80.7%, 34.9%) |
| CIE-LAB | lab(39.02, 45.75, 37.87) |
| CIE-LCH | lch(39.02, 59.39, 39.61°) |
| OKLab | oklab(49.18% 0.1295 0.082) |
| OKLCH | oklch(49.18% 0.153 32.3) |
| XYZ | xyz(17.2166, 10.6698, 2.5192) |
| Luminance | 0.1067 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick
#A03623
ΔE00 1.30
Brownish Red
#9E3623
ΔE00 1.67
Rusty Red
#AF2F0D
ΔE00 3.77
Rust Red
#AA2704
ΔE00 4.20
Firebrick
#B22222
ΔE00 4.22
Burnt Red
#9F2305
ΔE00 4.53
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A63420 #2092A6
analogous
#A6204F #A63420 #A67720
triadic
#A63420 #20A634 #3420A6
tetradic
#A63420 #4FA620 #2092A6 #7720A6
square
#A63420 #4FA620 #2092A6 #7720A6
split-complementary
#A63420 #20A677 #204FA6
monochromatic
#3F140C #732416 #A63420 #D6462D #E07360
Accessibility & contrast
On white
6.70
#A63420 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.13
#A63420 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A63420
6.70:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A63420 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A63420 | 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)
#554C1D
Deuteranopia (green-blind)
#71651B
Tritanopia (blue-blind)
#B70D30
Achromatopsia (no color)
#5C5C5C
Design tokens & code
CSS
--color: #a63420; /* rgb */ color: rgb(166, 52, 32); /* oklch */ color: oklch(49.2% 0.153 32.3);
Tailwind
colors: {
custom: {
50: '#c9725d',
500: '#a63420',
950: '#000000',
},
}SCSS
$custom: #a63420; $custom-light: #c9725d; $custom-dark: #000000;
JSON
{
"hex": "#a63420",
"rgb": {
"r": 166,
"g": 52,
"b": 32
},
"hsl": {
"h": 8.955,
"s": 67.677,
"l": 38.824
},
"oklch": {
"l": 0.49177,
"c": 0.15326,
"h": 32.3
},
"luminance": 0.10667
}Semantic roles & 50–950 ramp
primary
#A63420
secondary
#5DB5C5
accent
#D1EB3D
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79