#C9372B#C9372B

#C9372B is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.7% C 0.185 H 29.1°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#C9372B
RGB	rgb(201, 55, 43)
HSL	hsl(5, 65%, 48%)
HSV	hsv(5, 79%, 79%)
CMYK	cmyk(0%, 72.6%, 78.6%, 21.2%)
CIE-LAB	lab(46.08, 56.54, 41.22)
CIE-LCH	lch(46.08, 69.97, 36.09°)
OKLab	oklab(55.69% 0.1615 0.0898)
OKLCH	oklch(55.69% 0.185 29.1)
XYZ	xyz(25.8927, 15.3283, 3.8803)
Luminance	0.1532 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9372B #2BBDC9

analogous

#C92B6E #C9372B #C9862B

triadic

#C9372B #2BC937 #372BC9

tetradic

#C9372B #6EC92B #2BBDC9 #862BC9

square

#C9372B #6EC92B #2BBDC9 #862BC9

split-complementary

#C9372B #2BC986 #2B6EC9

monochromatic

#641B15 #972920 #C9372B #DB6056 #E69089

Accessibility & contrast

On white

5.17

#C9372B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#C9372B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C9372B

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9372B	#FFFFFF	#000000	##FFFFFF
##C9372B	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635928

Deuteranopia (green-blind)

#877925

Tritanopia (blue-blind)

#DD0036

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c9372b;
/* rgb */ color: rgb(201, 55, 43);
/* oklch */ color: oklch(55.7% 0.185 29.1);

Tailwind

colors: {
  custom: {
    50: '#e37866',
    500: '#c9372b',
    950: '#000000',
  },
}

SCSS

$custom: #c9372b;
$custom-light: #e37866;
$custom-dark: #000000;

JSON

{
  "hex": "#c9372b",
  "rgb": {
    "r": 201,
    "g": 55,
    "b": 43
  },
  "hsl": {
    "h": 4.557,
    "s": 64.754,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5569,
    "c": 0.18481,
    "h": 29.1
  },
  "luminance": 0.15324
}

Semantic roles & 50–950 ramp

primary

#C9372B

secondary

#80C9CF

accent

#DBE840

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C9372B

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

Preview Lab → · Contrast checker → · Palette generator →