#C63F45#C63F45

#C63F45 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.4% C 0.171 H 22.1°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#C63F45
RGB	rgb(198, 63, 69)
HSL	hsl(357, 54%, 51%)
HSV	hsv(357, 68%, 78%)
CMYK	cmyk(0%, 68.2%, 65.2%, 22.4%)
CIE-LAB	lab(46.97, 53.76, 27.17)
CIE-LCH	lch(46.97, 60.24, 26.81°)
OKLab	oklab(56.36% 0.1585 0.0644)
OKLCH	oklch(56.36% 0.171 22.1)
XYZ	xyz(26.1431, 15.9942, 7.3396)
Luminance	0.1599 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63F45 #3FC6C0

analogous

#C63F88 #C63F45 #C67C3F

triadic

#C63F45 #45C63F #3F45C6

tetradic

#C63F45 #88C63F #3FC6C0 #7C3FC6

square

#C63F45 #88C63F #3FC6C0 #7C3FC6

split-complementary

#C63F45 #3FC67C #3F88C6

monochromatic

#6B2023 #9A2E33 #C63F45 #D46E73 #E29DA0

Accessibility & contrast

On white

5.00

#C63F45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#C63F45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63F45

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63F45	#FFFFFF	#000000	##FFFFFF
##C63F45	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D44

Deuteranopia (green-blind)

#867A41

Tritanopia (blue-blind)

#D91B42

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63f45;
/* rgb */ color: rgb(198, 63, 69);
/* oklch */ color: oklch(56.4% 0.171 22.1);

Tailwind

colors: {
  custom: {
    50: '#df7c78',
    500: '#c63f45',
    950: '#000000',
  },
}

SCSS

$custom: #c63f45;
$custom-light: #df7c78;
$custom-dark: #000000;

JSON

{
  "hex": "#c63f45",
  "rgb": {
    "r": 198,
    "g": 63,
    "b": 69
  },
  "hsl": {
    "h": 357.333,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.5636,
    "c": 0.17104,
    "h": 22.1
  },
  "luminance": 0.1599
}

Semantic roles & 50–950 ramp

primary

#C63F45

secondary

#93CECC

accent

#DED74A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #C63F45

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

Preview Lab → · Contrast checker → · Palette generator →