#C63F34#C63F34
#C63F34 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.1% C 0.173 H 28.5°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).
Color values
| HEX | #C63F34 |
|---|---|
| RGB | rgb(198, 63, 52) |
| HSL | hsl(5, 58%, 49%) |
| HSV | hsv(5, 74%, 78%) |
| CMYK | cmyk(0%, 68.2%, 73.7%, 22.4%) |
| CIE-LAB | lab(46.73, 52.90, 36.78) |
| CIE-LCH | lch(46.73, 64.43, 34.81°) |
| OKLab | oklab(56.1% 0.1523 0.0828) |
| OKLCH | oklch(56.1% 0.173 28.5) |
| XYZ | xyz(25.6889, 15.8125, 4.9476) |
| Luminance | 0.1581 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 3.14
Dull Red
#BB3F3F
ΔE00 4.38
Dark Coral
#CF524E
ΔE00 6.20
Faded Red
#D3494E
ΔE00 6.66
Firebrick
#B22222
ΔE00 7.05
Crimson
#DC143C
ΔE00 7.13
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C63F34 #34BBC6
analogous
#C63472 #C63F34 #C68834
triadic
#C63F34 #34C63F #3F34C6
tetradic
#C63F34 #72C634 #34BBC6 #8834C6
square
#C63F34 #72C634 #34BBC6 #8834C6
split-complementary
#C63F34 #34C688 #3472C6
monochromatic
#65201B #963027 #C63F34 #D66A62 #E29892
Accessibility & contrast
On white
5.05
#C63F34 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.16
#C63F34 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C63F34
5.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C63F34 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C63F34 | 1.00 | 5.05 | 4.16 | 5.05 |
| #FFFFFF | 5.05 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.16 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.05 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#655C32
Deuteranopia (green-blind)
#877A2F
Tritanopia (blue-blind)
#DA143E
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #c63f34; /* rgb */ color: rgb(198, 63, 52); /* oklch */ color: oklch(56.1% 0.173 28.5);
Tailwind
colors: {
custom: {
50: '#e07c6c',
500: '#c63f34',
950: '#000000',
},
}SCSS
$custom: #c63f34; $custom-light: #e07c6c; $custom-dark: #000000;
JSON
{
"hex": "#c63f34",
"rgb": {
"r": 198,
"g": 63,
"b": 52
},
"hsl": {
"h": 4.521,
"s": 58.4,
"l": 49.02
},
"oklch": {
"l": 0.56104,
"c": 0.17328,
"h": 28.5
},
"luminance": 0.15809
}Semantic roles & 50–950 ramp
primary
#C63F34
secondary
#89C8CD
accent
#D6E246
background
#FEF7F6
surface
#FDEEEB
border
#D5C9C6
text
#170A07
muted
#857C7A