#CF3031#CF3031

#CF3031 is a mid, vivid red. Relative luminance 0.156; OKLCH L 56.2% C 0.195 H 25.9°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#CF3031
RGB	rgb(207, 48, 49)
HSL	hsl(360, 62%, 50%)
HSV	hsv(360, 77%, 81%)
CMYK	cmyk(0%, 76.8%, 76.3%, 18.8%)
CIE-LAB	lab(46.45, 60.89, 38.64)
CIE-LCH	lch(46.45, 72.12, 32.40°)
OKLab	oklab(56.19% 0.1758 0.0855)
OKLCH	oklch(56.19% 0.195 25.9)
XYZ	xyz(27.3467, 15.6054, 4.4774)
Luminance	0.1560 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF3031 #30CFCE

analogous

#CF3080 #CF3031 #CF7F30

triadic

#CF3031 #31CF30 #3031CF

tetradic

#CF3031 #80CF30 #30CFCE #7F30CF

square

#CF3031 #80CF30 #30CFCE #7F30CF

split-complementary

#CF3031 #30CF7F #3080CF

monochromatic

#6C1919 #9D2425 #CF3031 #DB6262 #E69394

Accessibility & contrast

On white

5.10

#CF3031 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#CF3031 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CF3031

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF3031	#FFFFFF	#000000	##FFFFFF
##CF3031	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61582F

Deuteranopia (green-blind)

#887A2A

Tritanopia (blue-blind)

#E40033

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #cf3031;
/* rgb */ color: rgb(207, 48, 49);
/* oklch */ color: oklch(56.2% 0.195 25.9);

Tailwind

colors: {
  custom: {
    50: '#e7766a',
    500: '#cf3031',
    950: '#000000',
  },
}

SCSS

$custom: #cf3031;
$custom-light: #e7766a;
$custom-dark: #000000;

JSON

{
  "hex": "#cf3031",
  "rgb": {
    "r": 207,
    "g": 48,
    "b": 49
  },
  "hsl": {
    "h": 359.623,
    "s": 62.353,
    "l": 50
  },
  "oklch": {
    "l": 0.56191,
    "c": 0.19543,
    "h": 25.9
  },
  "luminance": 0.15601
}

Semantic roles & 50–950 ramp

primary

#CF3031

secondary

#8AD1D1

accent

#E5E442

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180906

muted

#867B7A

Preview Lab

Preview with #CF3031

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

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