#CC372B#CC372B

#CC372B is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.2% C 0.188 H 29.1°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#CC372B
RGB	rgb(204, 55, 43)
HSL	hsl(4, 65%, 48%)
HSV	hsv(4, 79%, 80%)
CMYK	cmyk(0%, 73%, 78.9%, 20%)
CIE-LAB	lab(46.64, 57.48, 41.97)
CIE-LCH	lch(46.64, 71.17, 36.14°)
OKLab	oklab(56.21% 0.1641 0.0912)
OKLCH	oklch(56.21% 0.188 29.1)
XYZ	xyz(26.7072, 15.7483, 3.9185)
Luminance	0.1574 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC372B #2BC0CC

analogous

#CC2B6F #CC372B #CC872B

triadic

#CC372B #2BCC37 #372BCC

tetradic

#CC372B #6FCC2B #2BC0CC #872BCC

square

#CC372B #6FCC2B #2BC0CC #872BCC

split-complementary

#CC372B #2BCC87 #2B6FCC

monochromatic

#671C16 #992920 #CC372B #DC6258 #E7928B

Accessibility & contrast

On white

5.06

#CC372B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#CC372B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC372B

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC372B	#FFFFFF	#000000	##FFFFFF
##CC372B	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A28

Deuteranopia (green-blind)

#897A24

Tritanopia (blue-blind)

#E10036

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cc372b;
/* rgb */ color: rgb(204, 55, 43);
/* oklch */ color: oklch(56.2% 0.188 29.1);

Tailwind

colors: {
  custom: {
    50: '#e57866',
    500: '#cc372b',
    950: '#000000',
  },
}

SCSS

$custom: #cc372b;
$custom-light: #e57866;
$custom-dark: #000000;

JSON

{
  "hex": "#cc372b",
  "rgb": {
    "r": 204,
    "g": 55,
    "b": 43
  },
  "hsl": {
    "h": 4.472,
    "s": 65.182,
    "l": 48.431
  },
  "oklch": {
    "l": 0.56211,
    "c": 0.18778,
    "h": 29.1
  },
  "luminance": 0.15744
}

Semantic roles & 50–950 ramp

primary

#CC372B

secondary

#82CBD0

accent

#DCE840

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #CC372B

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

Preview Lab → · Contrast checker → · Palette generator →