#C63D29#C63D29

#C63D29 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.8% C 0.177 H 31.3°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C63D29
RGB	rgb(198, 61, 41)
HSL	hsl(8, 66%, 47%)
HSV	hsv(8, 79%, 78%)
CMYK	cmyk(0%, 69.2%, 79.3%, 22.4%)
CIE-LAB	lab(46.32, 53.27, 42.35)
CIE-LCH	lch(46.32, 68.05, 38.49°)
OKLab	oklab(55.76% 0.1512 0.0919)
OKLCH	oklch(55.76% 0.177 31.3)
XYZ	xyz(25.3606, 15.5072, 3.7552)
Luminance	0.1550 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63D29 #29B2C6

analogous

#C62964 #C63D29 #C68B29

triadic

#C63D29 #29C63D #3D29C6

tetradic

#C63D29 #64C629 #29B2C6 #8B29C6

square

#C63D29 #64C629 #29B2C6 #8B29C6

split-complementary

#C63D29 #29C68B #2964C6

monochromatic

#611E14 #932D1F #C63D29 #DB6351 #E69084

Accessibility & contrast

On white

5.12

#C63D29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C63D29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63D29

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63D29	#FFFFFF	#000000	##FFFFFF
##C63D29	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655B25

Deuteranopia (green-blind)

#877923

Tritanopia (blue-blind)

#DA083A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63d29;
/* rgb */ color: rgb(198, 61, 41);
/* oklch */ color: oklch(55.8% 0.177 31.3);

Tailwind

colors: {
  custom: {
    50: '#e07b64',
    500: '#c63d29',
    950: '#000000',
  },
}

SCSS

$custom: #c63d29;
$custom-light: #e07b64;
$custom-dark: #000000;

JSON

{
  "hex": "#c63d29",
  "rgb": {
    "r": 198,
    "g": 61,
    "b": 41
  },
  "hsl": {
    "h": 7.643,
    "s": 65.69,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55762,
    "c": 0.17696,
    "h": 31.3
  },
  "luminance": 0.15503
}

Semantic roles & 50–950 ramp

primary

#C63D29

secondary

#7CC4CF

accent

#D3E93F

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #C63D29

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

Preview Lab → · Contrast checker → · Palette generator →