#C63628#C63628

#C63628 is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.183 H 29.7°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#C63628
RGB	rgb(198, 54, 40)
HSL	hsl(5, 66%, 47%)
HSV	hsv(5, 80%, 78%)
CMYK	cmyk(0%, 72.7%, 79.8%, 22.4%)
CIE-LAB	lab(45.36, 55.85, 41.91)
CIE-LCH	lch(45.36, 69.83, 36.89°)
OKLab	oklab(55.04% 0.1591 0.0906)
OKLCH	oklch(55.04% 0.183 29.7)
XYZ	xyz(24.9938, 14.8012, 3.5480)
Luminance	0.1480 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63628 #28B8C6

analogous

#C62869 #C63628 #C68528

triadic

#C63628 #28C636 #3628C6

tetradic

#C63628 #69C628 #28B8C6 #8528C6

square

#C63628 #69C628 #28B8C6 #8528C6

split-complementary

#C63628 #28C685 #2869C6

monochromatic

#601A13 #93281E #C63628 #DC5C50 #E68B83

Accessibility & contrast

On white

5.30

#C63628 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#C63628 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63628

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63628	#FFFFFF	#000000	##FFFFFF
##C63628	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615725

Deuteranopia (green-blind)

#857721

Tritanopia (blue-blind)

#DA0034

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c63628;
/* rgb */ color: rgb(198, 54, 40);
/* oklch */ color: oklch(55.0% 0.183 29.7);

Tailwind

colors: {
  custom: {
    50: '#e17763',
    500: '#c63628',
    950: '#000000',
  },
}

SCSS

$custom: #c63628;
$custom-light: #e17763;
$custom-dark: #000000;

JSON

{
  "hex": "#c63628",
  "rgb": {
    "r": 198,
    "g": 54,
    "b": 40
  },
  "hsl": {
    "h": 5.316,
    "s": 66.387,
    "l": 46.667
  },
  "oklch": {
    "l": 0.55041,
    "c": 0.18309,
    "h": 29.7
  },
  "luminance": 0.14797
}

Semantic roles & 50–950 ramp

primary

#C63628

secondary

#7BC7CF

accent

#DAE93E

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170905

muted

#857B7A

Preview Lab

Preview with #C63628

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

Preview Lab → · Contrast checker → · Palette generator →