#C63A5B#C63A5B

#C63A5B is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.3% C 0.176 H 11.1°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#C63A5B
RGB	rgb(198, 58, 91)
HSL	hsl(346, 55%, 50%)
HSV	hsv(346, 71%, 78%)
CMYK	cmyk(0%, 70.7%, 54%, 22.4%)
CIE-LAB	lab(46.70, 57.18, 13.46)
CIE-LCH	lch(46.70, 58.74, 13.25°)
OKLab	oklab(56.3% 0.1731 0.034)
OKLCH	oklch(56.3% 0.176 11.1)
XYZ	xyz(26.6925, 15.7909, 11.5379)
Luminance	0.1579 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63A5B #3AC6A5

analogous

#C63AA1 #C63A5B #C65F3A

triadic

#C63A5B #5BC63A #3A5BC6

tetradic

#C63A5B #A1C63A #3AC6A5 #5F3AC6

square

#C63A5B #A1C63A #3AC6A5 #5F3AC6

split-complementary

#C63A5B #3AC65F #3AA1C6

monochromatic

#681E2F #972C45 #C63A5B #D46983 #E199AA

Accessibility & contrast

On white

5.05

#C63A5B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#C63A5B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63A5B

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63A5B	#FFFFFF	#000000	##FFFFFF
##C63A5B	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5D5C

Deuteranopia (green-blind)

#817958

Tritanopia (blue-blind)

#D81A47

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63a5b;
/* rgb */ color: rgb(198, 58, 91);
/* oklch */ color: oklch(56.3% 0.176 11.1);

Tailwind

colors: {
  custom: {
    50: '#de7a89',
    500: '#c63a5b',
    950: '#000000',
  },
}

SCSS

$custom: #c63a5b;
$custom-light: #de7a89;
$custom-dark: #000000;

JSON

{
  "hex": "#c63a5b",
  "rgb": {
    "r": 198,
    "g": 58,
    "b": 91
  },
  "hsl": {
    "h": 345.857,
    "s": 55.118,
    "l": 50.196
  },
  "oklch": {
    "l": 0.56299,
    "c": 0.17644,
    "h": 11.1
  },
  "luminance": 0.15787
}

Semantic roles & 50–950 ramp

primary

#C63A5B

secondary

#8FCDBE

accent

#DEBB49

background

#FEF7F8

surface

#FDEEEF

border

#D5C9CA

text

#160A0B

muted

#847C7C

Preview Lab

Preview with #C63A5B

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

Preview Lab → · Contrast checker → · Palette generator →