#A33025#A33025
#A33025 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.3% C 0.153 H 29.3°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).
Color values
| HEX | #A33025 |
|---|---|
| RGB | rgb(163, 48, 37) |
| HSL | hsl(5, 63%, 39%) |
| HSV | hsv(5, 77%, 64%) |
| CMYK | cmyk(0%, 70.6%, 77.3%, 36.1%) |
| CIE-LAB | lab(37.91, 46.55, 33.78) |
| CIE-LCH | lch(37.91, 57.51, 35.97°) |
| OKLab | oklab(48.26% 0.1333 0.0748) |
| OKLCH | oklch(48.26% 0.153 29.3) |
| XYZ | xyz(16.4970, 10.0365, 2.8185) |
| Luminance | 0.1003 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick
#A03623
ΔE00 2.14
Brownish Red
#9E3623
ΔE00 2.23
Brown
#A52A2A
ΔE00 2.70
Firebrick
#B22222
ΔE00 3.08
Darkish Red
#A90308
ΔE00 5.11
Scarlet
#BE0119
ΔE00 5.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A33025 #2598A3
analogous
#A32559 #A33025 #A36F25
triadic
#A33025 #25A330 #3025A3
tetradic
#A33025 #59A325 #2598A3 #6F25A3
square
#A33025 #59A325 #2598A3 #6F25A3
split-complementary
#A33025 #25A36F #2559A3
monochromatic
#3F130E #71211A #A33025 #D14234 #DC7066
Accessibility & contrast
On white
6.98
#A33025 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.01
#A33025 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A33025
6.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A33025 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A33025 | 1.00 | 6.98 | 3.01 | 6.98 |
| #FFFFFF | 6.98 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.01 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.98 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#514923
Deuteranopia (green-blind)
#6E6221
Tritanopia (blue-blind)
#B4052E
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #a33025; /* rgb */ color: rgb(163, 48, 37); /* oklch */ color: oklch(48.3% 0.153 29.3);
Tailwind
colors: {
custom: {
50: '#c67060',
500: '#a33025',
950: '#000000',
},
}SCSS
$custom: #a33025; $custom-light: #c67060; $custom-dark: #000000;
JSON
{
"hex": "#a33025",
"rgb": {
"r": 163,
"g": 48,
"b": 37
},
"hsl": {
"h": 5.238,
"s": 63,
"l": 39.216
},
"oklch": {
"l": 0.48257,
"c": 0.15286,
"h": 29.3
},
"luminance": 0.10034
}Semantic roles & 50–950 ramp
primary
#A33025
secondary
#62BAC2
accent
#D8E642
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150805
muted
#837B79