#C63D44#C63D44

#C63D44 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.1% C 0.173 H 22.0°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#C63D44
RGB	rgb(198, 61, 68)
HSL	hsl(357, 55%, 51%)
HSV	hsv(357, 69%, 78%)
CMYK	cmyk(0%, 69.2%, 65.7%, 22.4%)
CIE-LAB	lab(46.66, 54.49, 27.39)
CIE-LCH	lch(46.66, 60.98, 26.68°)
OKLab	oklab(56.13% 0.1606 0.0648)
OKLCH	oklch(56.13% 0.173 22)
XYZ	xyz(26.0035, 15.7644, 7.1413)
Luminance	0.1576 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63D44 #3DC6BF

analogous

#C63D88 #C63D44 #C67A3D

triadic

#C63D44 #44C63D #3D44C6

tetradic

#C63D44 #88C63D #3DC6BF #7A3DC6

square

#C63D44 #88C63D #3DC6BF #7A3DC6

split-complementary

#C63D44 #3DC67A #3D88C6

monochromatic

#6A1F23 #992D32 #C63D44 #D46C72 #E29C9F

Accessibility & contrast

On white

5.06

#C63D44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#C63D44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63D44

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63D44	#FFFFFF	#000000	##FFFFFF
##C63D44	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)

#625C43

Deuteranopia (green-blind)

#857940

Tritanopia (blue-blind)

#D91541

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63d44;
/* rgb */ color: rgb(198, 61, 68);
/* oklch */ color: oklch(56.1% 0.173 22.0);

Tailwind

colors: {
  custom: {
    50: '#df7b78',
    500: '#c63d44',
    950: '#000000',
  },
}

SCSS

$custom: #c63d44;
$custom-light: #df7b78;
$custom-dark: #000000;

JSON

{
  "hex": "#c63d44",
  "rgb": {
    "r": 198,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 356.934,
    "s": 54.582,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56128,
    "c": 0.17313,
    "h": 22
  },
  "luminance": 0.15761
}

Semantic roles & 50–950 ramp

primary

#C63D44

secondary

#91CECB

accent

#DED64A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C63D44

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

Preview Lab → · Contrast checker → · Palette generator →