#C73747#C73747

#C73747 is a mid, vivid red. Relative luminance 0.153; OKLCH L 55.7% C 0.180 H 19.3°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#C73747
RGB	rgb(199, 55, 71)
HSL	hsl(353, 57%, 50%)
HSV	hsv(353, 72%, 78%)
CMYK	cmyk(0%, 72.4%, 64.3%, 22%)
CIE-LAB	lab(46.09, 57.20, 24.89)
CIE-LCH	lch(46.09, 62.38, 23.51°)
OKLab	oklab(55.75% 0.1697 0.0594)
OKLCH	oklch(55.75% 0.18 19.3)
XYZ	xyz(26.0594, 15.3332, 7.5474)
Luminance	0.1533 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73747 #37C7B7

analogous

#C7378F #C73747 #C76F37

triadic

#C73747 #47C737 #3747C7

tetradic

#C73747 #8FC737 #37C7B7 #6F37C7

square

#C73747 #8FC737 #37C7B7 #6F37C7

split-complementary

#C73747 #37C76F #378FC7

monochromatic

#671C25 #972A36 #C73747 #D56673 #E2969F

Accessibility & contrast

On white

5.17

#C73747 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#C73747 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73747

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73747	#FFFFFF	#000000	##FFFFFF
##C73747	1.00	5.17	4.07	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5A47

Deuteranopia (green-blind)

#837843

Tritanopia (blue-blind)

#DA003E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c73747;
/* rgb */ color: rgb(199, 55, 71);
/* oklch */ color: oklch(55.7% 0.180 19.3);

Tailwind

colors: {
  custom: {
    50: '#e0787a',
    500: '#c73747',
    950: '#000000',
  },
}

SCSS

$custom: #c73747;
$custom-light: #e0787a;
$custom-dark: #000000;

JSON

{
  "hex": "#c73747",
  "rgb": {
    "r": 199,
    "g": 55,
    "b": 71
  },
  "hsl": {
    "h": 353.333,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55748,
    "c": 0.1798,
    "h": 19.3
  },
  "luminance": 0.15329
}

Semantic roles & 50–950 ramp

primary

#C73747

secondary

#8CCDC6

accent

#E0CF48

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #C73747

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

Preview Lab → · Contrast checker → · Palette generator →