#C63E2C#C63E2C

#C63E2C is a mid, vivid red. Relative luminance 0.156; OKLCH L 55.9% C 0.176 H 30.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#C63E2C
RGB	rgb(198, 62, 44)
HSL	hsl(7, 64%, 47%)
HSV	hsv(7, 78%, 78%)
CMYK	cmyk(0%, 68.7%, 77.8%, 22.4%)
CIE-LAB	lab(46.49, 52.98, 40.93)
CIE-LCH	lch(46.49, 66.95, 37.69°)
OKLab	oklab(55.9% 0.1509 0.0897)
OKLCH	oklch(55.9% 0.176 30.7)
XYZ	xyz(25.4689, 15.6367, 4.0595)
Luminance	0.1563 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63E2C #2CB4C6

analogous

#C62C67 #C63E2C #C68B2C

triadic

#C63E2C #2CC63E #3E2CC6

tetradic

#C63E2C #67C62C #2CB4C6 #8B2CC6

square

#C63E2C #67C62C #2CB4C6 #8B2CC6

split-complementary

#C63E2C #2CC68B #2C67C6

monochromatic

#621F16 #942E21 #C63E2C #D96556 #E59388

Accessibility & contrast

On white

5.09

#C63E2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C63E2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63E2C

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63E2C	#FFFFFF	#000000	##FFFFFF
##C63E2C	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665B29

Deuteranopia (green-blind)

#877926

Tritanopia (blue-blind)

#DA0E3B

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63e2c;
/* rgb */ color: rgb(198, 62, 44);
/* oklch */ color: oklch(55.9% 0.176 30.7);

Tailwind

colors: {
  custom: {
    50: '#e07b66',
    500: '#c63e2c',
    950: '#000000',
  },
}

SCSS

$custom: #c63e2c;
$custom-light: #e07b66;
$custom-dark: #000000;

JSON

{
  "hex": "#c63e2c",
  "rgb": {
    "r": 198,
    "g": 62,
    "b": 44
  },
  "hsl": {
    "h": 7.013,
    "s": 63.636,
    "l": 47.451
  },
  "oklch": {
    "l": 0.55901,
    "c": 0.17556,
    "h": 30.7
  },
  "luminance": 0.15633
}

Semantic roles & 50–950 ramp

primary

#C63E2C

secondary

#80C5CE

accent

#D3E741

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C63E2C

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

Preview Lab → · Contrast checker → · Palette generator →