#C63C44#C63C44

#C63C44 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.174 H 21.7°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#C63C44
RGB	rgb(198, 60, 68)
HSL	hsl(357, 55%, 51%)
HSV	hsv(357, 70%, 78%)
CMYK	cmyk(0%, 69.7%, 65.7%, 22.4%)
CIE-LAB	lab(46.52, 54.87, 27.21)
CIE-LCH	lch(46.52, 61.25, 26.38°)
OKLab	oklab(56.02% 0.1618 0.0644)
OKLCH	oklch(56.02% 0.174 21.7)
XYZ	xyz(25.9507, 15.6586, 7.1237)
Luminance	0.1565 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63C44 #3CC6BE

analogous

#C63C89 #C63C44 #C6793C

triadic

#C63C44 #44C63C #3C44C6

tetradic

#C63C44 #89C63C #3CC6BE #793CC6

square

#C63C44 #89C63C #3CC6BE #793CC6

split-complementary

#C63C44 #3CC679 #3C89C6

monochromatic

#691F23 #982D33 #C63C44 #D46B71 #E29B9F

Accessibility & contrast

On white

5.08

#C63C44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C63C44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63C44

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63C44	#FFFFFF	#000000	##FFFFFF
##C63C44	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)

#625C43

Deuteranopia (green-blind)

#857940

Tritanopia (blue-blind)

#D91340

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63c44;
/* rgb */ color: rgb(198, 60, 68);
/* oklch */ color: oklch(56.0% 0.174 21.7);

Tailwind

colors: {
  custom: {
    50: '#df7b78',
    500: '#c63c44',
    950: '#000000',
  },
}

SCSS

$custom: #c63c44;
$custom-light: #df7b78;
$custom-dark: #000000;

JSON

{
  "hex": "#c63c44",
  "rgb": {
    "r": 198,
    "g": 60,
    "b": 68
  },
  "hsl": {
    "h": 356.522,
    "s": 54.762,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56023,
    "c": 0.17412,
    "h": 21.7
  },
  "luminance": 0.15655
}

Semantic roles & 50–950 ramp

primary

#C63C44

secondary

#90CECA

accent

#DED64A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C63C44

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

Preview Lab → · Contrast checker → · Palette generator →