#CF3037#CF3037

#CF3037 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.3% C 0.195 H 24.1°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#CF3037
RGB	rgb(207, 48, 55)
HSL	hsl(357, 62%, 50%)
HSV	hsv(357, 77%, 81%)
CMYK	cmyk(0%, 76.8%, 73.4%, 18.8%)
CIE-LAB	lab(46.52, 61.13, 35.29)
CIE-LCH	lch(46.52, 70.58, 30.00°)
OKLab	oklab(56.27% 0.1778 0.0796)
OKLCH	oklch(56.27% 0.195 24.1)
XYZ	xyz(27.4819, 15.6595, 5.1892)
Luminance	0.1565 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3037 #30CFC8

analogous

#CF3087 #CF3037 #CF7830

triadic

#CF3037 #37CF30 #3037CF

tetradic

#CF3037 #87CF30 #30CFC8 #7830CF

square

#CF3037 #87CF30 #30CFC8 #7830CF

split-complementary

#CF3037 #30CF78 #3087CF

monochromatic

#6C191D #9D242A #CF3037 #DB6267 #E69397

Accessibility & contrast

On white

5.08

#CF3037 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#CF3037 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3037

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3037	#FFFFFF	#000000	##FFFFFF
##CF3037	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615836

Deuteranopia (green-blind)

#887B31

Tritanopia (blue-blind)

#E40035

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cf3037;
/* rgb */ color: rgb(207, 48, 55);
/* oklch */ color: oklch(56.3% 0.195 24.1);

Tailwind

colors: {
  custom: {
    50: '#e7766e',
    500: '#cf3037',
    950: '#000000',
  },
}

SCSS

$custom: #cf3037;
$custom-light: #e7766e;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3037",
  "rgb": {
    "r": 207,
    "g": 48,
    "b": 55
  },
  "hsl": {
    "h": 357.358,
    "s": 62.353,
    "l": 50
  },
  "oklch": {
    "l": 0.56268,
    "c": 0.19479,
    "h": 24.1
  },
  "luminance": 0.15655
}

Semantic roles & 50–950 ramp

primary

#CF3037

secondary

#8AD1CE

accent

#E5DE42

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180907

muted

#867B7A

Preview Lab

Preview with #CF3037

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

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