#C73F38#C73F38

#C73F38 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.3% C 0.174 H 27.1°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#C73F38
RGB	rgb(199, 63, 56)
HSL	hsl(3, 56%, 50%)
HSV	hsv(3, 72%, 78%)
CMYK	cmyk(0%, 68.3%, 71.9%, 22%)
CIE-LAB	lab(46.96, 53.41, 34.82)
CIE-LCH	lch(46.96, 63.75, 33.10°)
OKLab	oklab(56.33% 0.1546 0.0793)
OKLCH	oklch(56.33% 0.174 27.1)
XYZ	xyz(26.0474, 15.9865, 5.4548)
Luminance	0.1598 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C73F38 #38C0C7

analogous

#C73879 #C73F38 #C78638

triadic

#C73F38 #38C73F #3F38C7

tetradic

#C73F38 #79C738 #38C0C7 #8638C7

square

#C73F38 #79C738 #38C0C7 #8638C7

split-complementary

#C73F38 #38C786 #3879C7

monochromatic

#67211D #97302B #C73F38 #D46D68 #E29B98

Accessibility & contrast

On white

5.00

#C73F38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#C73F38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C73F38

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C73F38	#FFFFFF	#000000	##FFFFFF
##C73F38	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655D36

Deuteranopia (green-blind)

#877A33

Tritanopia (blue-blind)

#DB153F

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c73f38;
/* rgb */ color: rgb(199, 63, 56);
/* oklch */ color: oklch(56.3% 0.174 27.1);

Tailwind

colors: {
  custom: {
    50: '#e07c6f',
    500: '#c73f38',
    950: '#000000',
  },
}

SCSS

$custom: #c73f38;
$custom-light: #e07c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#c73f38",
  "rgb": {
    "r": 199,
    "g": 63,
    "b": 56
  },
  "hsl": {
    "h": 2.937,
    "s": 56.078,
    "l": 50
  },
  "oklch": {
    "l": 0.56325,
    "c": 0.1737,
    "h": 27.1
  },
  "luminance": 0.15983
}

Semantic roles & 50–950 ramp

primary

#C73F38

secondary

#8DCACD

accent

#D8DF48

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C73F38

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

Preview Lab → · Contrast checker → · Palette generator →