#C1303F#C1303F
#C1303F is a mid, vivid red. Relative luminance 0.138; OKLCH L 53.9% C 0.181 H 20.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).
Color values
| HEX | #C1303F |
|---|---|
| RGB | rgb(193, 48, 63) |
| HSL | hsl(354, 60%, 47%) |
| HSV | hsv(354, 75%, 76%) |
| CMYK | cmyk(0%, 75.1%, 67.4%, 24.3%) |
| CIE-LAB | lab(43.96, 57.34, 26.83) |
| CIE-LCH | lch(43.96, 63.30, 25.08°) |
| OKLab | oklab(53.92% 0.1693 0.0631) |
| OKLCH | oklch(53.92% 0.181 20.4) |
| XYZ | xyz(23.9491, 13.8139, 6.1070) |
| Luminance | 0.1381 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Cardinal
#C41E3A
ΔE00 1.89
Dull Red
#BB3F3F
ΔE00 3.09
Cherry (survey)
#CF0234
ΔE00 3.37
Lipstick Red
#C0022F
ΔE00 4.11
Dusty Red
#B9484E
ΔE00 4.29
Reddish
#C44240
ΔE00 4.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C1303F #30C1B2
analogous
#C13088 #C1303F #C16930
triadic
#C1303F #3FC130 #303FC1
tetradic
#C1303F #88C130 #30C1B2 #6930C1
square
#C1303F #88C130 #30C1B2 #6930C1
split-complementary
#C1303F #30C169 #3088C1
monochromatic
#5F181F #90242F #C1303F #D65966 #E28A93
Accessibility & contrast
On white
5.58
#C1303F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.76
#C1303F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C1303F
5.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C1303F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C1303F | 1.00 | 5.58 | 3.76 | 5.58 |
| #FFFFFF | 5.58 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.76 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.58 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5A543E
Deuteranopia (green-blind)
#7E733B
Tritanopia (blue-blind)
#D40037
Achromatopsia (no color)
#686868
Design tokens & code
CSS
--color: #c1303f; /* rgb */ color: rgb(193, 48, 63); /* oklch */ color: oklch(53.9% 0.181 20.4);
Tailwind
colors: {
custom: {
50: '#dc7474',
500: '#c1303f',
950: '#000000',
},
}SCSS
$custom: #c1303f; $custom-light: #dc7474; $custom-dark: #000000;
JSON
{
"hex": "#c1303f",
"rgb": {
"r": 193,
"g": 48,
"b": 63
},
"hsl": {
"h": 353.793,
"s": 60.166,
"l": 47.255
},
"oklch": {
"l": 0.53923,
"c": 0.18062,
"h": 20.4
},
"luminance": 0.1381
}Semantic roles & 50–950 ramp
primary
#C1303F
secondary
#81CCC4
accent
#E3D344
background
#FEF7F7
surface
#FDEDED
border
#D5C8C8
text
#160908
muted
#847B7B