#C63227#C63227

#C63227 is a mid, vivid red. Relative luminance 0.144; OKLCH L 54.7% C 0.186 H 29.0°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#C63227
RGB	rgb(198, 50, 39)
HSL	hsl(4, 67%, 46%)
HSV	hsv(4, 80%, 78%)
CMYK	cmyk(0%, 74.7%, 80.3%, 22.4%)
CIE-LAB	lab(44.85, 57.20, 41.94)
CIE-LCH	lch(44.85, 70.92, 36.25°)
OKLab	oklab(54.66% 0.1631 0.0904)
OKLCH	oklch(54.66% 0.186 29)
XYZ	xyz(24.7985, 14.4374, 3.4000)
Luminance	0.1443 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C63227 #27BBC6

analogous

#C6276C #C63227 #C68227

triadic

#C63227 #27C632 #3227C6

tetradic

#C63227 #6CC627 #27BBC6 #8227C6

square

#C63227 #6CC627 #27BBC6 #8227C6

split-complementary

#C63227 #27C682 #276CC6

monochromatic

#601813 #93251D #C63227 #DC584E #E68881

Accessibility & contrast

On white

5.40

#C63227 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#C63227 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63227

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C63227	#FFFFFF	#000000	##FFFFFF
##C63227	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5524

Deuteranopia (green-blind)

#847620

Tritanopia (blue-blind)

#DA0031

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c63227;
/* rgb */ color: rgb(198, 50, 39);
/* oklch */ color: oklch(54.7% 0.186 29.0);

Tailwind

colors: {
  custom: {
    50: '#e17563',
    500: '#c63227',
    950: '#000000',
  },
}

SCSS

$custom: #c63227;
$custom-light: #e17563;
$custom-dark: #000000;

JSON

{
  "hex": "#c63227",
  "rgb": {
    "r": 198,
    "g": 50,
    "b": 39
  },
  "hsl": {
    "h": 4.151,
    "s": 67.089,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5466,
    "c": 0.18647,
    "h": 29
  },
  "luminance": 0.14433
}

Semantic roles & 50–950 ramp

primary

#C63227

secondary

#7AC9CF

accent

#DEEA3E

background

#FFF7F5

surface

#FEEEEA

border

#D6C9C6

text

#170905

muted

#857B79

Preview Lab

Preview with #C63227

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

Preview Lab → · Contrast checker → · Palette generator →