#C73D36#C73D36

#C73D36 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.1% C 0.176 H 27.3°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#C73D36
RGB	rgb(199, 61, 54)
HSL	hsl(3, 57%, 50%)
HSV	hsv(3, 73%, 78%)
CMYK	cmyk(0%, 69.3%, 72.9%, 22%)
CIE-LAB	lab(46.64, 54.10, 35.60)
CIE-LCH	lch(46.64, 64.76, 33.35°)
OKLab	oklab(56.08% 0.1563 0.0806)
OKLCH	oklch(56.08% 0.176 27.3)
XYZ	xyz(25.8907, 15.7498, 5.1660)
Luminance	0.1575 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73D36 #36C0C7

analogous

#C73677 #C73D36 #C78636

triadic

#C73D36 #36C73D #3D36C7

tetradic

#C73D36 #77C736 #36C0C7 #8636C7

square

#C73D36 #77C736 #36C0C7 #8636C7

split-complementary

#C73D36 #36C786 #3677C7

monochromatic

#671F1C #972E29 #C73D36 #D56A65 #E29995

Accessibility & contrast

On white

5.06

#C73D36 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#C73D36 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73D36

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73D36	#FFFFFF	#000000	##FFFFFF
##C73D36	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B34

Deuteranopia (green-blind)

#877A31

Tritanopia (blue-blind)

#DB0D3D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c73d36;
/* rgb */ color: rgb(199, 61, 54);
/* oklch */ color: oklch(56.1% 0.176 27.3);

Tailwind

colors: {
  custom: {
    50: '#e07b6d',
    500: '#c73d36',
    950: '#000000',
  },
}

SCSS

$custom: #c73d36;
$custom-light: #e07b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#c73d36",
  "rgb": {
    "r": 199,
    "g": 61,
    "b": 54
  },
  "hsl": {
    "h": 2.897,
    "s": 57.312,
    "l": 49.608
  },
  "oklch": {
    "l": 0.56083,
    "c": 0.17587,
    "h": 27.3
  },
  "luminance": 0.15746
}

Semantic roles & 50–950 ramp

primary

#C73D36

secondary

#8BCACE

accent

#D9E147

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73D36

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

Preview Lab → · Contrast checker → · Palette generator →