#C63C53#C63C53

#C63C53 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.174 H 15.2°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#C63C53
RGB	rgb(198, 60, 83)
HSL	hsl(350, 55%, 51%)
HSV	hsv(350, 70%, 78%)
CMYK	cmyk(0%, 69.7%, 58.1%, 22.4%)
CIE-LAB	lab(46.80, 55.83, 18.49)
CIE-LCH	lch(46.80, 58.81, 18.32°)
OKLab	oklab(56.32% 0.1676 0.0456)
OKLCH	oklch(56.32% 0.174 15.2)
XYZ	xyz(26.4684, 15.8657, 9.8506)
Luminance	0.1586 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63C53 #3CC6AF

analogous

#C63C98 #C63C53 #C66A3C

triadic

#C63C53 #53C63C #3C53C6

tetradic

#C63C53 #98C63C #3CC6AF #6A3CC6

square

#C63C53 #98C63C #3CC6AF #6A3CC6

split-complementary

#C63C53 #3CC66A #3C98C6

monochromatic

#691F2B #982D3E #C63C53 #D46B7D #E29BA7

Accessibility & contrast

On white

5.03

#C63C53 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#C63C53 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63C53

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63C53	#FFFFFF	#000000	##FFFFFF
##C63C53	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605D53

Deuteranopia (green-blind)

#83794F

Tritanopia (blue-blind)

#D81A45

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #c63c53;
/* rgb */ color: rgb(198, 60, 83);
/* oklch */ color: oklch(56.3% 0.174 15.2);

Tailwind

colors: {
  custom: {
    50: '#de7b83',
    500: '#c63c53',
    950: '#000000',
  },
}

SCSS

$custom: #c63c53;
$custom-light: #de7b83;
$custom-dark: #000000;

JSON

{
  "hex": "#c63c53",
  "rgb": {
    "r": 198,
    "g": 60,
    "b": 83
  },
  "hsl": {
    "h": 350,
    "s": 54.762,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56317,
    "c": 0.17372,
    "h": 15.2
  },
  "luminance": 0.15862
}

Semantic roles & 50–950 ramp

primary

#C63C53

secondary

#90CEC3

accent

#DEC54A

background

#FEF7F8

surface

#FDEEEF

border

#D5C9CA

text

#160A0A

muted

#847C7C

Preview Lab

Preview with #C63C53

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

Preview Lab → · Contrast checker → · Palette generator →