#C63C35#C63C35

#C63C35 is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.8% C 0.176 H 27.3°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C63C35
RGB	rgb(198, 60, 53)
HSL	hsl(3, 58%, 49%)
HSV	hsv(3, 73%, 78%)
CMYK	cmyk(0%, 69.7%, 73.2%, 22.4%)
CIE-LAB	lab(46.31, 54.12, 35.75)
CIE-LCH	lch(46.31, 64.86, 33.45°)
OKLab	oklab(55.79% 0.1563 0.0807)
OKLCH	oklch(55.79% 0.176 27.3)
XYZ	xyz(25.5500, 15.4983, 5.0136)
Luminance	0.1550 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63C35 #35BFC6

analogous

#C63576 #C63C35 #C68535

triadic

#C63C35 #35C63C #3C35C6

tetradic

#C63C35 #76C635 #35BFC6 #8535C6

square

#C63C35 #76C635 #35BFC6 #8535C6

split-complementary

#C63C35 #35C685 #3576C6

monochromatic

#651F1B #962D28 #C63C35 #D56863 #E29793

Accessibility & contrast

On white

5.12

#C63C35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C63C35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63C35

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63C35	#FFFFFF	#000000	##FFFFFF
##C63C35	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)

#645B33

Deuteranopia (green-blind)

#867930

Tritanopia (blue-blind)

#DA0A3C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63c35;
/* rgb */ color: rgb(198, 60, 53);
/* oklch */ color: oklch(55.8% 0.176 27.3);

Tailwind

colors: {
  custom: {
    50: '#e07a6d',
    500: '#c63c35',
    950: '#000000',
  },
}

SCSS

$custom: #c63c35;
$custom-light: #e07a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#c63c35",
  "rgb": {
    "r": 198,
    "g": 60,
    "b": 53
  },
  "hsl": {
    "h": 2.897,
    "s": 57.769,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55795,
    "c": 0.1759,
    "h": 27.3
  },
  "luminance": 0.15495
}

Semantic roles & 50–950 ramp

primary

#C63C35

secondary

#8ACACD

accent

#DAE147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C63C35

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

Preview Lab → · Contrast checker → · Palette generator →