#C63E30#C63E30

#C63E30 is a mid, vivid red. Relative luminance 0.157; OKLCH L 55.9% C 0.175 H 29.5°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#C63E30
RGB	rgb(198, 62, 48)
HSL	hsl(6, 61%, 48%)
HSV	hsv(6, 76%, 78%)
CMYK	cmyk(0%, 68.7%, 75.8%, 22.4%)
CIE-LAB	lab(46.54, 53.13, 38.80)
CIE-LCH	lch(46.54, 65.79, 36.14°)
OKLab	oklab(55.95% 0.1522 0.0862)
OKLCH	oklch(55.95% 0.175 29.5)
XYZ	xyz(25.5477, 15.6682, 4.4748)
Luminance	0.1566 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63E30 #30B8C6

analogous

#C6306D #C63E30 #C68930

triadic

#C63E30 #30C63E #3E30C6

tetradic

#C63E30 #6DC630 #30B8C6 #8930C6

square

#C63E30 #6DC630 #30B8C6 #8930C6

split-complementary

#C63E30 #30C689 #306DC6

monochromatic

#631F18 #952F24 #C63E30 #D7675C #E3958D

Accessibility & contrast

On white

5.08

#C63E30 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C63E30 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63E30

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63E30	#FFFFFF	#000000	##FFFFFF
##C63E30	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655B2D

Deuteranopia (green-blind)

#87792B

Tritanopia (blue-blind)

#DA0F3C

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c63e30;
/* rgb */ color: rgb(198, 62, 48);
/* oklch */ color: oklch(55.9% 0.175 29.5);

Tailwind

colors: {
  custom: {
    50: '#e07b69',
    500: '#c63e30',
    950: '#000000',
  },
}

SCSS

$custom: #c63e30;
$custom-light: #e07b69;
$custom-dark: #000000;

JSON

{
  "hex": "#c63e30",
  "rgb": {
    "r": 198,
    "g": 62,
    "b": 48
  },
  "hsl": {
    "h": 5.6,
    "s": 60.976,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55946,
    "c": 0.17488,
    "h": 29.5
  },
  "luminance": 0.15664
}

Semantic roles & 50–950 ramp

primary

#C63E30

secondary

#84C7CE

accent

#D5E444

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C63E30

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

Preview Lab → · Contrast checker → · Palette generator →