#C73D3D#C73D3D
#C73D3D is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.2% C 0.175 H 24.8°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).
Color values
| HEX | #C73D3D |
|---|---|
| RGB | rgb(199, 61, 61) |
| HSL | hsl(0, 55%, 51%) |
| HSV | hsv(0, 69%, 78%) |
| CMYK | cmyk(0%, 69.3%, 69.3%, 22%) |
| CIE-LAB | lab(46.74, 54.43, 31.66) |
| CIE-LCH | lch(46.74, 62.97, 30.19°) |
| OKLab | oklab(56.18% 0.1588 0.0732) |
| OKLCH | oklch(56.18% 0.175 24.8) |
| XYZ | xyz(26.0671, 15.8203, 6.0950) |
| Luminance | 0.1582 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 0.90
Dull Red
#BB3F3F
ΔE00 2.46
Faded Red
#D3494E
ΔE00 4.71
Crimson
#DC143C
ΔE00 4.87
Dusty Red
#B9484E
ΔE00 5.03
Dark Coral
#CF524E
ΔE00 5.22
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C73D3D #3DC7C7
analogous
#C73D82 #C73D3D #C7823D
triadic
#C73D3D #3DC73D #3D3DC7
tetradic
#C73D3D #82C73D #3DC7C7 #823DC7
square
#C73D3D #82C73D #3DC7C7 #823DC7
split-complementary
#C73D3D #3DC782 #3D82C7
monochromatic
#6B1F1F #9A2D2D #C73D3D #D56C6C #E29C9C
Accessibility & contrast
On white
5.04
#C73D3D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.16
#C73D3D on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C73D3D
5.04:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C73D3D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C73D3D | 1.00 | 5.04 | 4.16 | 5.04 |
| #FFFFFF | 5.04 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.16 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.04 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#645C3C
Deuteranopia (green-blind)
#867A39
Tritanopia (blue-blind)
#DB113F
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #c73d3d; /* rgb */ color: rgb(199, 61, 61); /* oklch */ color: oklch(56.2% 0.175 24.8);
Tailwind
colors: {
custom: {
50: '#e07b72',
500: '#c73d3d',
950: '#000000',
},
}SCSS
$custom: #c73d3d; $custom-light: #e07b72; $custom-dark: #000000;
JSON
{
"hex": "#c73d3d",
"rgb": {
"r": 199,
"g": 61,
"b": 61
},
"hsl": {
"h": 0,
"s": 55.2,
"l": 50.98
},
"oklch": {
"l": 0.56183,
"c": 0.1749,
"h": 24.8
},
"luminance": 0.15817
}Semantic roles & 50–950 ramp
primary
#C73D3D
secondary
#91CECE
accent
#DFDF49
background
#FEF7F6
surface
#FDEEEC
border
#D5C9C7
text
#170A08
muted
#857C7B