#C63E35#C63E35

#C63E35 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.174 H 27.9°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#C63E35
RGB	rgb(198, 62, 53)
HSL	hsl(4, 58%, 49%)
HSV	hsv(4, 73%, 78%)
CMYK	cmyk(0%, 68.7%, 73.2%, 22.4%)
CIE-LAB	lab(46.59, 53.34, 36.07)
CIE-LCH	lch(46.59, 64.39, 34.07°)
OKLab	oklab(56.01% 0.1538 0.0814)
OKLCH	oklch(56.01% 0.174 27.9)
XYZ	xyz(25.6568, 15.7119, 5.0492)
Luminance	0.1571 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63E35 #35BDC6

analogous

#C63575 #C63E35 #C68735

triadic

#C63E35 #35C63E #3E35C6

tetradic

#C63E35 #75C635 #35BDC6 #8735C6

square

#C63E35 #75C635 #35BDC6 #8735C6

split-complementary

#C63E35 #35C687 #3575C6

monochromatic

#65201B #962F28 #C63E35 #D56A63 #E29893

Accessibility & contrast

On white

5.07

#C63E35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#C63E35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63E35

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63E35	#FFFFFF	#000000	##FFFFFF
##C63E35	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C33

Deuteranopia (green-blind)

#877930

Tritanopia (blue-blind)

#DA113D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63e35;
/* rgb */ color: rgb(198, 62, 53);
/* oklch */ color: oklch(56.0% 0.174 27.9);

Tailwind

colors: {
  custom: {
    50: '#e07b6d',
    500: '#c63e35',
    950: '#000000',
  },
}

SCSS

$custom: #c63e35;
$custom-light: #e07b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#c63e35",
  "rgb": {
    "r": 198,
    "g": 62,
    "b": 53
  },
  "hsl": {
    "h": 3.724,
    "s": 57.769,
    "l": 49.216
  },
  "oklch": {
    "l": 0.56008,
    "c": 0.17405,
    "h": 27.9
  },
  "luminance": 0.15708
}

Semantic roles & 50–950 ramp

primary

#C63E35

secondary

#8AC9CD

accent

#D7E147

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C63E35

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

Preview Lab → · Contrast checker → · Palette generator →