#C73F43#C73F43

#C73F43 is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.5% C 0.172 H 23.0°. Best body text is #FFFFFF at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#C73F43
RGB	rgb(199, 63, 67)
HSL	hsl(358, 55%, 51%)
HSV	hsv(358, 68%, 78%)
CMYK	cmyk(0%, 68.3%, 66.3%, 22%)
CIE-LAB	lab(47.11, 53.97, 28.58)
CIE-LCH	lch(47.11, 61.07, 27.90°)
OKLab	oklab(56.49% 0.1586 0.0673)
OKLCH	oklch(56.49% 0.172 23)
XYZ	xyz(26.3466, 16.1062, 7.0306)
Luminance	0.1610 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73F43 #3FC7C3

analogous

#C73F87 #C73F43 #C77F3F

triadic

#C73F43 #43C73F #3F43C7

tetradic

#C73F43 #87C73F #3FC7C3 #7F3FC7

square

#C73F43 #87C73F #3FC7C3 #7F3FC7

split-complementary

#C73F43 #3FC77F #3F87C7

monochromatic

#6C2022 #9B2D31 #C73F43 #D56E71 #E39EA0

Accessibility & contrast

On white

4.98

#C73F43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#C73F43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73F43

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73F43	#FFFFFF	#000000	##FFFFFF
##C73F43	1.00	4.98	4.22	4.98
#FFFFFF	4.98	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D42

Deuteranopia (green-blind)

#867A3F

Tritanopia (blue-blind)

#DA1942

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #c73f43;
/* rgb */ color: rgb(199, 63, 67);
/* oklch */ color: oklch(56.5% 0.172 23.0);

Tailwind

colors: {
  custom: {
    50: '#df7c77',
    500: '#c73f43',
    950: '#000000',
  },
}

SCSS

$custom: #c73f43;
$custom-light: #df7c77;
$custom-dark: #000000;

JSON

{
  "hex": "#c73f43",
  "rgb": {
    "r": 199,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 358.235,
    "s": 54.839,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56492,
    "c": 0.17227,
    "h": 23
  },
  "luminance": 0.16102
}

Semantic roles & 50–950 ramp

primary

#C73F43

secondary

#93CFCD

accent

#DEDA4A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C73F43

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

Preview Lab → · Contrast checker → · Palette generator →