#C63A47#C63A47

#C63A47 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.9% C 0.176 H 19.9°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#C63A47
RGB	rgb(198, 58, 71)
HSL	hsl(354, 55%, 50%)
HSV	hsv(354, 71%, 78%)
CMYK	cmyk(0%, 70.7%, 64.1%, 22.4%)
CIE-LAB	lab(46.30, 55.80, 25.12)
CIE-LCH	lch(46.30, 61.20, 24.24°)
OKLab	oklab(55.87% 0.1653 0.06)
OKLCH	oklch(55.87% 0.176 19.9)
XYZ	xyz(25.9418, 15.4906, 7.5840)
Luminance	0.1549 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63A47 #3AC6B9

analogous

#C63A8D #C63A47 #C6733A

triadic

#C63A47 #47C63A #3A47C6

tetradic

#C63A47 #8DC63A #3AC6B9 #733AC6

square

#C63A47 #8DC63A #3AC6B9 #733AC6

split-complementary

#C63A47 #3AC673 #3A8DC6

monochromatic

#681E25 #972C36 #C63A47 #D46973 #E199A0

Accessibility & contrast

On white

5.13

#C63A47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C63A47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63A47

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63A47	#FFFFFF	#000000	##FFFFFF
##C63A47	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605B46

Deuteranopia (green-blind)

#847943

Tritanopia (blue-blind)

#D90E40

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63a47;
/* rgb */ color: rgb(198, 58, 71);
/* oklch */ color: oklch(55.9% 0.176 19.9);

Tailwind

colors: {
  custom: {
    50: '#df7a7a',
    500: '#c63a47',
    950: '#000000',
  },
}

SCSS

$custom: #c63a47;
$custom-light: #df7a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#c63a47",
  "rgb": {
    "r": 198,
    "g": 58,
    "b": 71
  },
  "hsl": {
    "h": 354.429,
    "s": 55.118,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55872,
    "c": 0.17589,
    "h": 19.9
  },
  "luminance": 0.15487
}

Semantic roles & 50–950 ramp

primary

#C63A47

secondary

#8FCDC7

accent

#DED149

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #C63A47

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

Preview Lab → · Contrast checker → · Palette generator →