#C73538#C73538

#C73538 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.3% C 0.183 H 24.5°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#C73538
RGB	rgb(199, 53, 56)
HSL	hsl(359, 58%, 49%)
HSV	hsv(359, 73%, 78%)
CMYK	cmyk(0%, 73.4%, 71.9%, 22%)
CIE-LAB	lab(45.60, 57.13, 33.25)
CIE-LCH	lch(45.60, 66.10, 30.20°)
OKLab	oklab(55.31% 0.1663 0.0758)
OKLCH	oklch(55.31% 0.183 24.5)
XYZ	xyz(25.5430, 14.9777, 5.2866)
Luminance	0.1497 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73538 #35C7C4

analogous

#C73581 #C73538 #C77B35

triadic

#C73538 #38C735 #3538C7

tetradic

#C73538 #81C735 #35C7C4 #7B35C7

square

#C73538 #81C735 #35C7C4 #7B35C7

split-complementary

#C73538 #35C77B #3581C7

monochromatic

#661B1D #97282A #C73538 #D66466 #E29496

Accessibility & contrast

On white

5.26

#C73538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#C73538 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73538

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73538	#FFFFFF	#000000	##FFFFFF
##C73538	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605837

Deuteranopia (green-blind)

#847733

Tritanopia (blue-blind)

#DB0038

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c73538;
/* rgb */ color: rgb(199, 53, 56);
/* oklch */ color: oklch(55.3% 0.183 24.5);

Tailwind

colors: {
  custom: {
    50: '#e1776f',
    500: '#c73538',
    950: '#000000',
  },
}

SCSS

$custom: #c73538;
$custom-light: #e1776f;
$custom-dark: #000000;

JSON

{
  "hex": "#c73538",
  "rgb": {
    "r": 199,
    "g": 53,
    "b": 56
  },
  "hsl": {
    "h": 358.767,
    "s": 57.937,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55314,
    "c": 0.18278,
    "h": 24.5
  },
  "luminance": 0.14974
}

Semantic roles & 50–950 ramp

primary

#C73538

secondary

#8ACECC

accent

#E1DE47

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170907

muted

#857B7A

Preview Lab

Preview with #C73538

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

Preview Lab → · Contrast checker → · Palette generator →