#A63534#A63534
#A63534 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.149 H 24.8°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).
Color values
| HEX | #A63534 |
|---|---|
| RGB | rgb(166, 53, 52) |
| HSL | hsl(1, 52%, 43%) |
| HSV | hsv(1, 69%, 65%) |
| CMYK | cmyk(0%, 68.1%, 68.7%, 34.9%) |
| CIE-LAB | lab(39.42, 46.23, 26.79) |
| CIE-LCH | lch(39.42, 53.43, 30.09°) |
| OKLab | oklab(49.55% 0.1351 0.0625) |
| OKLCH | oklch(49.55% 0.149 24.8) |
| XYZ | xyz(17.6207, 10.9037, 4.4249) |
| Luminance | 0.1090 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brown
#A52A2A
ΔE00 2.31
Firebrick
#B22222
ΔE00 4.45
Dull Red
#BB3F3F
ΔE00 5.12
Brick
#A03623
ΔE00 5.53
Brownish Red
#9E3623
ΔE00 5.60
Lipstick Red
#C0022F
ΔE00 5.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A63534 #34A5A6
analogous
#A6346C #A63534 #A66E34
triadic
#A63534 #34A635 #3534A6
tetradic
#A63534 #6CA634 #34A5A6 #6E34A6
square
#A63534 #6CA634 #34A5A6 #6E34A6
split-complementary
#A63534 #34A66E #346CA6
monochromatic
#491717 #772625 #A63534 #C8504F #D77F7E
Accessibility & contrast
On white
6.60
#A63534 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.18
#A63534 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A63534
6.60:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A63534 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A63534 | 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)
#544D33
Deuteranopia (green-blind)
#706631
Tritanopia (blue-blind)
#B61736
Achromatopsia (no color)
#5D5D5D
Design tokens & code
CSS
--color: #a63534; /* rgb */ color: rgb(166, 53, 52); /* oklch */ color: oklch(49.6% 0.149 24.8);
Tailwind
colors: {
custom: {
50: '#c7736b',
500: '#a63534',
950: '#000000',
},
}SCSS
$custom: #a63534; $custom-light: #c7736b; $custom-dark: #000000;
JSON
{
"hex": "#a63534",
"rgb": {
"r": 166,
"g": 53,
"b": 52
},
"hsl": {
"h": 0.526,
"s": 52.294,
"l": 42.745
},
"oklch": {
"l": 0.49554,
"c": 0.14887,
"h": 24.8
},
"luminance": 0.10901
}Semantic roles & 50–950 ramp
primary
#A63534
secondary
#76BFC0
accent
#DADC4C
background
#FDF7F6
surface
#FAEDEB
border
#D3C8C6
text
#140806
muted
#837B7A