#C63F41#C63F41

#C63F41 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.171 H 23.7°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#C63F41
RGB	rgb(198, 63, 65)
HSL	hsl(359, 54%, 51%)
HSV	hsv(359, 68%, 78%)
CMYK	cmyk(0%, 68.2%, 67.2%, 22.4%)
CIE-LAB	lab(46.90, 53.53, 29.47)
CIE-LCH	lch(46.90, 61.11, 28.83°)
OKLab	oklab(56.29% 0.1569 0.069)
OKLCH	oklch(56.29% 0.171 23.7)
XYZ	xyz(26.0231, 15.9462, 6.7076)
Luminance	0.1594 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63F41 #3FC6C4

analogous

#C63F84 #C63F41 #C6803F

triadic

#C63F41 #41C63F #3F41C6

tetradic

#C63F41 #84C63F #3FC6C4 #803FC6

square

#C63F41 #84C63F #3FC6C4 #803FC6

split-complementary

#C63F41 #3FC680 #3F84C6

monochromatic

#6B2021 #9A2E2F #C63F41 #D46E70 #E29D9E

Accessibility & contrast

On white

5.01

#C63F41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#C63F41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63F41

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63F41	#FFFFFF	#000000	##FFFFFF
##C63F41	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D40

Deuteranopia (green-blind)

#867A3D

Tritanopia (blue-blind)

#D91941

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63f41;
/* rgb */ color: rgb(198, 63, 65);
/* oklch */ color: oklch(56.3% 0.171 23.7);

Tailwind

colors: {
  custom: {
    50: '#df7c75',
    500: '#c63f41',
    950: '#000000',
  },
}

SCSS

$custom: #c63f41;
$custom-light: #df7c75;
$custom-dark: #000000;

JSON

{
  "hex": "#c63f41",
  "rgb": {
    "r": 198,
    "g": 63,
    "b": 65
  },
  "hsl": {
    "h": 359.111,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56292,
    "c": 0.17144,
    "h": 23.7
  },
  "luminance": 0.15942
}

Semantic roles & 50–950 ramp

primary

#C63F41

secondary

#93CECD

accent

#DEDB4A

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C63F41

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

Preview Lab → · Contrast checker → · Palette generator →