#C83839#C83839

#C83839 is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.8% C 0.181 H 24.9°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#C83839
RGB	rgb(200, 56, 57)
HSL	hsl(360, 57%, 50%)
HSV	hsv(360, 72%, 78%)
CMYK	cmyk(0%, 72%, 71.5%, 21.6%)
CIE-LAB	lab(46.19, 56.42, 33.39)
CIE-LCH	lch(46.19, 65.57, 30.62°)
OKLab	oklab(55.79% 0.1642 0.0763)
OKLCH	oklch(55.79% 0.181 24.9)
XYZ	xyz(25.9750, 15.4070, 5.4762)
Luminance	0.1540 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83839 #38C8C7

analogous

#C83881 #C83839 #C87F38

triadic

#C83839 #39C838 #3839C8

tetradic

#C83839 #81C838 #38C8C7 #7F38C8

square

#C83839 #81C838 #38C8C7 #7F38C8

split-complementary

#C83839 #38C87F #3881C8

monochromatic

#691D1D #992A2B #C83839 #D56869 #E39898

Accessibility & contrast

On white

5.15

#C83839 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#C83839 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83839

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83839	#FFFFFF	#000000	##FFFFFF
##C83839	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A38

Deuteranopia (green-blind)

#867934

Tritanopia (blue-blind)

#DC003A

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #c83839;
/* rgb */ color: rgb(200, 56, 57);
/* oklch */ color: oklch(55.8% 0.181 24.9);

Tailwind

colors: {
  custom: {
    50: '#e1796f',
    500: '#c83839',
    950: '#000000',
  },
}

SCSS

$custom: #c83839;
$custom-light: #e1796f;
$custom-dark: #000000;

JSON

{
  "hex": "#c83839",
  "rgb": {
    "r": 200,
    "g": 56,
    "b": 57
  },
  "hsl": {
    "h": 359.583,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55787,
    "c": 0.18103,
    "h": 24.9
  },
  "luminance": 0.15403
}

Semantic roles & 50–950 ramp

primary

#C83839

secondary

#8ECECE

accent

#E0DF48

background

#FFF7F6

surface

#FEEEEC

border

#D6C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C83839

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

Preview Lab → · Contrast checker → · Palette generator →