#C64237#C64237

#C64237 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.5% C 0.170 H 28.4°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#C64237
RGB	rgb(198, 66, 55)
HSL	hsl(5, 57%, 50%)
HSV	hsv(5, 72%, 78%)
CMYK	cmyk(0%, 66.7%, 72.2%, 22.4%)
CIE-LAB	lab(47.21, 51.81, 35.63)
CIE-LCH	lch(47.21, 62.89, 34.52°)
OKLab	oklab(56.48% 0.1495 0.0809)
OKLCH	oklch(56.48% 0.17 28.4)
XYZ	xyz(25.9293, 16.1818, 5.3717)
Luminance	0.1618 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C64237 #37BBC6

analogous

#C63774 #C64237 #C68937

triadic

#C64237 #37C642 #4237C6

tetradic

#C64237 #74C637 #37BBC6 #8937C6

square

#C64237 #74C637 #37BBC6 #8937C6

split-complementary

#C64237 #37C689 #3774C6

monochromatic

#66221C #96322A #C64237 #D46E66 #E29C96

Accessibility & contrast

On white

4.96

#C64237 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#C64237 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C64237

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C64237	#FFFFFF	#000000	##FFFFFF
##C64237	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E35

Deuteranopia (green-blind)

#887B33

Tritanopia (blue-blind)

#DA1D40

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c64237;
/* rgb */ color: rgb(198, 66, 55);
/* oklch */ color: oklch(56.5% 0.170 28.4);

Tailwind

colors: {
  custom: {
    50: '#df7d6e',
    500: '#c64237',
    950: '#000000',
  },
}

SCSS

$custom: #c64237;
$custom-light: #df7d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#c64237",
  "rgb": {
    "r": 198,
    "g": 66,
    "b": 55
  },
  "hsl": {
    "h": 4.615,
    "s": 56.522,
    "l": 49.608
  },
  "oklch": {
    "l": 0.56479,
    "c": 0.16995,
    "h": 28.4
  },
  "luminance": 0.16178
}

Semantic roles & 50–950 ramp

primary

#C64237

secondary

#8CC8CD

accent

#D4E048

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C64237

Body copy rendered with the generated semantic roles for this colour.

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