#C6363D#C6363D

#C6363D is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.3% C 0.180 H 22.9°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#C6363D
RGB	rgb(198, 54, 61)
HSL	hsl(357, 57%, 49%)
HSV	hsv(357, 73%, 78%)
CMYK	cmyk(0%, 72.7%, 69.2%, 22.4%)
CIE-LAB	lab(45.61, 56.71, 30.27)
CIE-LCH	lch(45.61, 64.28, 28.09°)
OKLab	oklab(55.31% 0.1662 0.0702)
OKLCH	oklch(55.31% 0.18 22.9)
XYZ	xyz(25.4530, 14.9848, 5.9661)
Luminance	0.1498 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C6363D #36C6BF

analogous

#C63685 #C6363D #C67736

triadic

#C6363D #3DC636 #363DC6

tetradic

#C6363D #85C636 #36C6BF #7736C6

square

#C6363D #85C636 #36C6BF #7736C6

split-complementary

#C6363D #36C677 #3685C6

monochromatic

#661C1F #96292E #C6363D #D5646A #E29498

Accessibility & contrast

On white

5.25

#C6363D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#C6363D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C6363D

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C6363D	#FFFFFF	#000000	##FFFFFF
##C6363D	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F583C

Deuteranopia (green-blind)

#837738

Tritanopia (blue-blind)

#DA003A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c6363d;
/* rgb */ color: rgb(198, 54, 61);
/* oklch */ color: oklch(55.3% 0.180 22.9);

Tailwind

colors: {
  custom: {
    50: '#df7872',
    500: '#c6363d',
    950: '#000000',
  },
}

SCSS

$custom: #c6363d;
$custom-light: #df7872;
$custom-dark: #000000;

JSON

{
  "hex": "#c6363d",
  "rgb": {
    "r": 198,
    "g": 54,
    "b": 61
  },
  "hsl": {
    "h": 357.083,
    "s": 57.143,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5531,
    "c": 0.18039,
    "h": 22.9
  },
  "luminance": 0.14981
}

Semantic roles & 50–950 ramp

primary

#C6363D

secondary

#8BCDCA

accent

#E0D947

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A08

muted

#857C7B

Preview Lab

Preview with #C6363D

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

Preview Lab → · Contrast checker → · Palette generator →