#C63A26#C63A26

#C63A26 is a mid, vivid red. Relative luminance 0.152; OKLCH L 55.4% C 0.180 H 31.2°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#C63A26
RGB	rgb(198, 58, 38)
HSL	hsl(8, 68%, 46%)
HSV	hsv(8, 81%, 78%)
CMYK	cmyk(0%, 70.7%, 80.8%, 22.4%)
CIE-LAB	lab(45.87, 54.32, 43.47)
CIE-LCH	lch(45.87, 69.57, 38.67°)
OKLab	oklab(55.42% 0.154 0.0934)
OKLCH	oklch(55.42% 0.18 31.2)
XYZ	xyz(25.1546, 15.1757, 3.4380)
Luminance	0.1517 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63A26 #26B2C6

analogous

#C62662 #C63A26 #C68A26

triadic

#C63A26 #26C63A #3A26C6

tetradic

#C63A26 #62C626 #26B2C6 #8A26C6

square

#C63A26 #62C626 #26B2C6 #8A26C6

split-complementary

#C63A26 #26C68A #2662C6

monochromatic

#5F1C12 #932B1C #C63A26 #DD5E4C #E78D80

Accessibility & contrast

On white

5.21

#C63A26 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#C63A26 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63A26

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63A26	#FFFFFF	#000000	##FFFFFF
##C63A26	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645922

Deuteranopia (green-blind)

#86781F

Tritanopia (blue-blind)

#DA0037

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c63a26;
/* rgb */ color: rgb(198, 58, 38);
/* oklch */ color: oklch(55.4% 0.180 31.2);

Tailwind

colors: {
  custom: {
    50: '#e17962',
    500: '#c63a26',
    950: '#000000',
  },
}

SCSS

$custom: #c63a26;
$custom-light: #e17962;
$custom-dark: #000000;

JSON

{
  "hex": "#c63a26",
  "rgb": {
    "r": 198,
    "g": 58,
    "b": 38
  },
  "hsl": {
    "h": 7.5,
    "s": 67.797,
    "l": 46.275
  },
  "oklch": {
    "l": 0.55419,
    "c": 0.18005,
    "h": 31.2
  },
  "luminance": 0.15172
}

Semantic roles & 50–950 ramp

primary

#C63A26

secondary

#79C4CF

accent

#D5EB3D

background

#FFF7F5

surface

#FEEEEA

border

#D6C9C6

text

#170A05

muted

#857C79

Preview Lab

Preview with #C63A26

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

Preview Lab → · Contrast checker → · Palette generator →