#C63630#C63630

#C63630 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.1% C 0.182 H 27.4°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#C63630
RGB	rgb(198, 54, 48)
HSL	hsl(2, 61%, 48%)
HSV	hsv(2, 76%, 78%)
CMYK	cmyk(0%, 72.7%, 75.8%, 22.4%)
CIE-LAB	lab(45.44, 56.13, 37.62)
CIE-LCH	lch(45.44, 67.57, 33.83°)
OKLab	oklab(55.13% 0.1616 0.0836)
OKLCH	oklch(55.13% 0.182 27.4)
XYZ	xyz(25.1443, 14.8614, 4.3403)
Luminance	0.1486 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63630 #30C0C6

analogous

#C63075 #C63630 #C68130

triadic

#C63630 #30C636 #3630C6

tetradic

#C63630 #75C630 #30C0C6 #8130C6

square

#C63630 #75C630 #30C0C6 #8130C6

split-complementary

#C63630 #30C681 #3075C6

monochromatic

#631B18 #952924 #C63630 #D7615C #E3908D

Accessibility & contrast

On white

5.29

#C63630 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#C63630 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63630

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63630	#FFFFFF	#000000	##FFFFFF
##C63630	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#61582E

Deuteranopia (green-blind)

#84772A

Tritanopia (blue-blind)

#DA0036

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c63630;
/* rgb */ color: rgb(198, 54, 48);
/* oklch */ color: oklch(55.1% 0.182 27.4);

Tailwind

colors: {
  custom: {
    50: '#e07769',
    500: '#c63630',
    950: '#000000',
  },
}

SCSS

$custom: #c63630;
$custom-light: #e07769;
$custom-dark: #000000;

JSON

{
  "hex": "#c63630",
  "rgb": {
    "r": 198,
    "g": 54,
    "b": 48
  },
  "hsl": {
    "h": 2.4,
    "s": 60.976,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55129,
    "c": 0.18193,
    "h": 27.4
  },
  "luminance": 0.14858
}

Semantic roles & 50–950 ramp

primary

#C63630

secondary

#84CBCE

accent

#DEE444

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C63630

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

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