#C83F31#C83F31
#C83F31 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.4% C 0.176 H 29.5°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #C83F31 |
|---|---|
| RGB | rgb(200, 63, 49) |
| HSL | hsl(6, 61%, 49%) |
| HSV | hsv(6, 76%, 78%) |
| CMYK | cmyk(0%, 68.5%, 75.5%, 21.6%) |
| CIE-LAB | lab(47.05, 53.43, 38.92) |
| CIE-LCH | lch(47.05, 66.10, 36.06°) |
| OKLab | oklab(56.4% 0.1531 0.0865) |
| OKLCH | oklch(56.4% 0.176 29.5) |
| XYZ | xyz(26.1542, 16.0600, 4.6279) |
| Luminance | 0.1606 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 4.06
Dull Red
#BB3F3F
ΔE00 5.35
Dark Coral
#CF524E
ΔE00 6.56
Red (survey)
#E50000
ΔE00 7.17
Faded Red
#D3494E
ΔE00 7.22
Pale Red
#D9544D
ΔE00 7.38
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C83F31 #31BAC8
analogous
#C8316F #C83F31 #C88B31
triadic
#C83F31 #31C83F #3F31C8
tetradic
#C83F31 #6FC831 #31BAC8 #8B31C8
square
#C83F31 #6FC831 #31BAC8 #8B31C8
split-complementary
#C83F31 #31C88B #316FC8
monochromatic
#662019 #973025 #C83F31 #D86A5F #E49790
Accessibility & contrast
On white
4.99
#C83F31 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.21
#C83F31 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C83F31
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C83F31 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C83F31 | 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)
#665D2E
Deuteranopia (green-blind)
#887B2C
Tritanopia (blue-blind)
#DC113D
Achromatopsia (no color)
#707070
Design tokens & code
CSS
--color: #c83f31; /* rgb */ color: rgb(200, 63, 49); /* oklch */ color: oklch(56.4% 0.176 29.5);
Tailwind
colors: {
custom: {
50: '#e17c6a',
500: '#c83f31',
950: '#000000',
},
}SCSS
$custom: #c83f31; $custom-light: #e17c6a; $custom-dark: #000000;
JSON
{
"hex": "#c83f31",
"rgb": {
"r": 200,
"g": 63,
"b": 49
},
"hsl": {
"h": 5.563,
"s": 60.643,
"l": 48.824
},
"oklch": {
"l": 0.56403,
"c": 0.17587,
"h": 29.5
},
"luminance": 0.16056
}Semantic roles & 50–950 ramp
primary
#C83F31
secondary
#86C8CE
accent
#D5E444
background
#FFF7F6
surface
#FEEEEB
border
#D6C9C6
text
#170A06
muted
#857C7A