#C23637#C23637
#C23637 is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.5% C 0.177 H 24.9°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).
Color values
| HEX | #C23637 |
|---|---|
| RGB | rgb(194, 54, 55) |
| HSL | hsl(360, 56%, 49%) |
| HSV | hsv(360, 72%, 76%) |
| CMYK | cmyk(0%, 72.2%, 71.6%, 23.9%) |
| CIE-LAB | lab(44.78, 55.17, 32.64) |
| CIE-LCH | lch(44.78, 64.10, 30.61°) |
| OKLab | oklab(54.53% 0.1605 0.0746) |
| OKLCH | oklch(54.53% 0.177 24.9) |
| XYZ | xyz(24.2596, 14.3872, 5.1133) |
| Luminance | 0.1438 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dull Red
#BB3F3F
ΔE00 2.11
Reddish
#C44240
ΔE00 2.42
Cherry (survey)
#CF0234
ΔE00 4.47
Cardinal
#C41E3A
ΔE00 4.55
Crimson
#DC143C
ΔE00 5.31
Lipstick Red
#C0022F
ΔE00 5.40
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C23637 #36C2C1
analogous
#C2367D #C23637 #C27B36
triadic
#C23637 #37C236 #3637C2
tetradic
#C23637 #7DC236 #36C2C1 #7B36C2
square
#C23637 #7DC236 #36C2C1 #7B36C2
split-complementary
#C23637 #36C27B #367DC2
monochromatic
#621B1C #922929 #C23637 #D36263 #E19292
Accessibility & contrast
On white
5.42
#C23637 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.88
#C23637 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C23637
5.42:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C23637 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C23637 | 1.00 | 5.42 | 3.88 | 5.42 |
| #FFFFFF | 5.42 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.88 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.42 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5E5736
Deuteranopia (green-blind)
#817532
Tritanopia (blue-blind)
#D50038
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #c23637; /* rgb */ color: rgb(194, 54, 55); /* oklch */ color: oklch(54.5% 0.177 24.9);
Tailwind
colors: {
custom: {
50: '#dd776e',
500: '#c23637',
950: '#000000',
},
}SCSS
$custom: #c23637; $custom-light: #dd776e; $custom-dark: #000000;
JSON
{
"hex": "#c23637",
"rgb": {
"r": 194,
"g": 54,
"b": 55
},
"hsl": {
"h": 359.571,
"s": 56.452,
"l": 48.627
},
"oklch": {
"l": 0.54528,
"c": 0.177,
"h": 24.9
},
"luminance": 0.14384
}Semantic roles & 50–950 ramp
primary
#C23637
secondary
#88CCCB
accent
#E0DF48
background
#FEF7F6
surface
#FDEEEB
border
#D5C9C6
text
#170907
muted
#857B7A