#C73C3A#C73C3A

#C73C3A is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.176 H 25.6°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#C73C3A
RGB	rgb(199, 60, 58)
HSL	hsl(1, 56%, 50%)
HSV	hsv(1, 71%, 78%)
CMYK	cmyk(0%, 69.8%, 70.9%, 22%)
CIE-LAB	lab(46.56, 54.67, 33.20)
CIE-LCH	lch(46.56, 63.96, 31.27°)
OKLab	oklab(56.03% 0.159 0.0761)
OKLCH	oklch(56.03% 0.176 25.6)
XYZ	xyz(25.9356, 15.6832, 5.6637)
Luminance	0.1568 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73C3A #3AC5C7

analogous

#C73A7E #C73C3A #C7823A

triadic

#C73C3A #3AC73C #3C3AC7

tetradic

#C73C3A #7EC73A #3AC5C7 #823AC7

square

#C73C3A #7EC73A #3AC5C7 #823AC7

split-complementary

#C73C3A #3AC782 #3A7EC7

monochromatic

#691F1E #982D2B #C73C3A #D56B6A #E29A99

Accessibility & contrast

On white

5.08

#C73C3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#C73C3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73C3A

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73C3A	#FFFFFF	#000000	##FFFFFF
##C73C3A	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635B38

Deuteranopia (green-blind)

#867935

Tritanopia (blue-blind)

#DB0C3D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c73c3a;
/* rgb */ color: rgb(199, 60, 58);
/* oklch */ color: oklch(56.0% 0.176 25.6);

Tailwind

colors: {
  custom: {
    50: '#e07b70',
    500: '#c73c3a',
    950: '#000000',
  },
}

SCSS

$custom: #c73c3a;
$custom-light: #e07b70;
$custom-dark: #000000;

JSON

{
  "hex": "#c73c3a",
  "rgb": {
    "r": 199,
    "g": 60,
    "b": 58
  },
  "hsl": {
    "h": 0.851,
    "s": 55.731,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56033,
    "c": 0.17622,
    "h": 25.6
  },
  "luminance": 0.15679
}

Semantic roles & 50–950 ramp

primary

#C73C3A

secondary

#8FCDCE

accent

#DDDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73C3A

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

Preview Lab → · Contrast checker → · Palette generator →