#C63E42#C63E42

#C63E42 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.2% C 0.172 H 23.1°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#C63E42
RGB	rgb(198, 62, 66)
HSL	hsl(358, 54%, 51%)
HSV	hsv(358, 69%, 78%)
CMYK	cmyk(0%, 68.7%, 66.7%, 22.4%)
CIE-LAB	lab(46.77, 53.98, 28.71)
CIE-LCH	lch(46.77, 61.15, 28.01°)
OKLab	oklab(56.2% 0.1586 0.0675)
OKLCH	oklch(56.2% 0.172 23.1)
XYZ	xyz(25.9974, 15.8481, 6.8433)
Luminance	0.1584 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63E42 #3EC6C2

analogous

#C63E86 #C63E42 #C67E3E

triadic

#C63E42 #42C63E #3E42C6

tetradic

#C63E42 #86C63E #3EC6C2 #7E3EC6

square

#C63E42 #86C63E #3EC6C2 #7E3EC6

split-complementary

#C63E42 #3EC67E #3E86C6

monochromatic

#6A1F22 #992D31 #C63E42 #D46D70 #E29C9F

Accessibility & contrast

On white

5.04

#C63E42 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#C63E42 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63E42

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63E42	#FFFFFF	#000000	##FFFFFF
##C63E42	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635C41

Deuteranopia (green-blind)

#867A3E

Tritanopia (blue-blind)

#D91741

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63e42;
/* rgb */ color: rgb(198, 62, 66);
/* oklch */ color: oklch(56.2% 0.172 23.1);

Tailwind

colors: {
  custom: {
    50: '#df7c76',
    500: '#c63e42',
    950: '#000000',
  },
}

SCSS

$custom: #c63e42;
$custom-light: #df7c76;
$custom-dark: #000000;

JSON

{
  "hex": "#c63e42",
  "rgb": {
    "r": 198,
    "g": 62,
    "b": 66
  },
  "hsl": {
    "h": 358.235,
    "s": 54.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56201,
    "c": 0.17232,
    "h": 23.1
  },
  "luminance": 0.15844
}

Semantic roles & 50–950 ramp

primary

#C63E42

secondary

#92CECC

accent

#DED94A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C63E42

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

Preview Lab → · Contrast checker → · Palette generator →