#C63B54#C63B54

#C63B54 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.2% C 0.175 H 14.5°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#C63B54
RGB	rgb(198, 59, 84)
HSL	hsl(349, 55%, 50%)
HSV	hsv(349, 70%, 78%)
CMYK	cmyk(0%, 70.2%, 57.6%, 22.4%)
CIE-LAB	lab(46.68, 56.28, 17.72)
CIE-LCH	lch(46.68, 59.01, 17.48°)
OKLab	oklab(56.24% 0.1692 0.0439)
OKLCH	oklch(56.24% 0.175 14.5)
XYZ	xyz(26.4554, 15.7775, 10.0381)
Luminance	0.1577 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63B54 #3BC6AD

analogous

#C63B99 #C63B54 #C6683B

triadic

#C63B54 #54C63B #3B54C6

tetradic

#C63B54 #99C63B #3BC6AD #683BC6

square

#C63B54 #99C63B #3BC6AD #683BC6

split-complementary

#C63B54 #3BC668 #3B99C6

monochromatic

#681E2C #982C3F #C63B54 #D46A7D #E29AA7

Accessibility & contrast

On white

5.05

#C63B54 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#C63B54 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63B54

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63B54	#FFFFFF	#000000	##FFFFFF
##C63B54	1.00	5.05	4.15	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5C54

Deuteranopia (green-blind)

#827950

Tritanopia (blue-blind)

#D81945

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63b54;
/* rgb */ color: rgb(198, 59, 84);
/* oklch */ color: oklch(56.2% 0.175 14.5);

Tailwind

colors: {
  custom: {
    50: '#de7a83',
    500: '#c63b54',
    950: '#000000',
  },
}

SCSS

$custom: #c63b54;
$custom-light: #de7a83;
$custom-dark: #000000;

JSON

{
  "hex": "#c63b54",
  "rgb": {
    "r": 198,
    "g": 59,
    "b": 84
  },
  "hsl": {
    "h": 349.209,
    "s": 54.941,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56237,
    "c": 0.17482,
    "h": 14.5
  },
  "luminance": 0.15774
}

Semantic roles & 50–950 ramp

primary

#C63B54

secondary

#8FCDC2

accent

#DEC44A

background

#FEF7F8

surface

#FDEEEF

border

#D5C9CA

text

#160A0A

muted

#847C7C

Preview Lab

Preview with #C63B54

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

Preview Lab → · Contrast checker → · Palette generator →