#C63A53#C63A53

#C63A53 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.1% C 0.176 H 14.8°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#C63A53
RGB	rgb(198, 58, 83)
HSL	hsl(349, 55%, 50%)
HSV	hsv(349, 71%, 78%)
CMYK	cmyk(0%, 70.7%, 58.1%, 22.4%)
CIE-LAB	lab(46.53, 56.58, 18.12)
CIE-LCH	lch(46.53, 59.41, 17.76°)
OKLab	oklab(56.11% 0.17 0.0448)
OKLCH	oklch(56.11% 0.176 14.8)
XYZ	xyz(26.3656, 15.6601, 9.8163)
Luminance	0.1566 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63A53 #3AC6AD

analogous

#C63A99 #C63A53 #C6673A

triadic

#C63A53 #53C63A #3A53C6

tetradic

#C63A53 #99C63A #3AC6AD #673AC6

square

#C63A53 #99C63A #3AC6AD #673AC6

split-complementary

#C63A53 #3AC667 #3A99C6

monochromatic

#681E2B #972C3F #C63A53 #D4697C #E199A6

Accessibility & contrast

On white

5.08

#C63A53 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C63A53 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63A53

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63A53	#FFFFFF	#000000	##FFFFFF
##C63A53	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)

#5E5C53

Deuteranopia (green-blind)

#82794F

Tritanopia (blue-blind)

#D91644

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63a53;
/* rgb */ color: rgb(198, 58, 83);
/* oklch */ color: oklch(56.1% 0.176 14.8);

Tailwind

colors: {
  custom: {
    50: '#de7a83',
    500: '#c63a53',
    950: '#000000',
  },
}

SCSS

$custom: #c63a53;
$custom-light: #de7a83;
$custom-dark: #000000;

JSON

{
  "hex": "#c63a53",
  "rgb": {
    "r": 198,
    "g": 58,
    "b": 83
  },
  "hsl": {
    "h": 349.286,
    "s": 55.118,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56114,
    "c": 0.17583,
    "h": 14.8
  },
  "luminance": 0.15656
}

Semantic roles & 50–950 ramp

primary

#C63A53

secondary

#8FCDC2

accent

#DEC449

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#160A0A

muted

#847C7C

Preview Lab

Preview with #C63A53

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

Preview Lab → · Contrast checker → · Palette generator →