#CB3A3C#CB3A3C
#CB3A3C is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.5% C 0.182 H 24.5°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #CB3A3C |
|---|---|
| RGB | rgb(203, 58, 60) |
| HSL | hsl(359, 58%, 51%) |
| HSV | hsv(359, 71%, 80%) |
| CMYK | cmyk(0%, 71.4%, 70.4%, 20.4%) |
| CIE-LAB | lab(47.04, 56.78, 32.79) |
| CIE-LCH | lch(47.04, 65.57, 30.00°) |
| OKLab | oklab(56.54% 0.1656 0.0754) |
| OKLCH | oklch(56.54% 0.182 24.5) |
| XYZ | xyz(26.9603, 16.0529, 5.9530) |
| Luminance | 0.1605 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 1.54
Dull Red
#BB3F3F
ΔE00 3.11
Crimson
#DC143C
ΔE00 4.31
Faded Red
#D3494E
ΔE00 4.54
Cherry (survey)
#CF0234
ΔE00 5.02
Dark Coral
#CF524E
ΔE00 5.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#CB3A3C #3ACBC9
analogous
#CB3A84 #CB3A3C #CB803A
triadic
#CB3A3C #3CCB3A #3A3CCB
tetradic
#CB3A3C #84CB3A #3ACBC9 #803ACB
square
#CB3A3C #84CB3A #3ACBC9 #803ACB
split-complementary
#CB3A3C #3ACB80 #3A84CB
monochromatic
#6E1D1E #9E2A2B #CB3A3C #D86A6C #E59B9C
Accessibility & contrast
On white
4.99
#CB3A3C on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#CB3A3C on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #CB3A3C
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##CB3A3C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##CB3A3C | 1.00 | 4.99 | 4.21 | 4.99 |
| #FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.21 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#645C3B
Deuteranopia (green-blind)
#887B37
Tritanopia (blue-blind)
#DF003C
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #cb3a3c; /* rgb */ color: rgb(203, 58, 60); /* oklch */ color: oklch(56.5% 0.182 24.5);
Tailwind
colors: {
custom: {
50: '#e37a72',
500: '#cb3a3c',
950: '#000000',
},
}SCSS
$custom: #cb3a3c; $custom-light: #e37a72; $custom-dark: #000000;
JSON
{
"hex": "#cb3a3c",
"rgb": {
"r": 203,
"g": 58,
"b": 60
},
"hsl": {
"h": 359.172,
"s": 58.233,
"l": 51.176
},
"oklch": {
"l": 0.5654,
"c": 0.1819,
"h": 24.5
},
"luminance": 0.16049
}Semantic roles & 50–950 ramp
primary
#CB3A3C
secondary
#90D0D0
accent
#E1DF46
background
#FFF7F6
surface
#FEEEEC
border
#D6C9C7
text
#170A08
muted
#857C7B