#C73E3B#C73E3B

#C73E3B is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.174 H 25.8°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#C73E3B
RGB	rgb(199, 62, 59)
HSL	hsl(1, 56%, 51%)
HSV	hsv(1, 70%, 78%)
CMYK	cmyk(0%, 68.8%, 70.4%, 22%)
CIE-LAB	lab(46.85, 53.94, 32.96)
CIE-LCH	lch(46.85, 63.22, 31.43°)
OKLab	oklab(56.26% 0.1569 0.0758)
OKLCH	oklch(56.26% 0.174 25.8)
XYZ	xyz(26.0681, 15.9070, 5.8345)
Luminance	0.1590 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73E3B #3BC4C7

analogous

#C73B7E #C73E3B #C7843B

triadic

#C73E3B #3BC73E #3E3BC7

tetradic

#C73E3B #7EC73B #3BC4C7 #843BC7

square

#C73E3B #7EC73B #3BC4C7 #843BC7

split-complementary

#C73E3B #3BC784 #3B7EC7

monochromatic

#69201E #992E2C #C73E3B #D56D6B #E29C9A

Accessibility & contrast

On white

5.02

#C73E3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#C73E3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73E3B

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73E3B	#FFFFFF	#000000	##FFFFFF
##C73E3B	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C39

Deuteranopia (green-blind)

#877A37

Tritanopia (blue-blind)

#DB133F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c73e3b;
/* rgb */ color: rgb(199, 62, 59);
/* oklch */ color: oklch(56.3% 0.174 25.8);

Tailwind

colors: {
  custom: {
    50: '#e07c71',
    500: '#c73e3b',
    950: '#000000',
  },
}

SCSS

$custom: #c73e3b;
$custom-light: #e07c71;
$custom-dark: #000000;

JSON

{
  "hex": "#c73e3b",
  "rgb": {
    "r": 199,
    "g": 62,
    "b": 59
  },
  "hsl": {
    "h": 1.286,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56259,
    "c": 0.17421,
    "h": 25.8
  },
  "luminance": 0.15903
}

Semantic roles & 50–950 ramp

primary

#C73E3B

secondary

#90CDCE

accent

#DCDF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73E3B

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

Preview Lab → · Contrast checker → · Palette generator →