#C83C37#C83C37

#C83C37 is a mid, vivid red. Relative luminance 0.158; OKLCH L 56.2% C 0.178 H 26.7°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX#C83C37
RGBrgb(200, 60, 55)
HSLhsl(2, 57%, 50%)
HSVhsv(2, 73%, 78%)
CMYKcmyk(0%, 70%, 72.5%, 21.6%)
CIE-LABlab(46.70, 54.85, 35.14)
CIE-LCHlch(46.70, 65.14, 32.65°)
OKLaboklab(56.16% 0.1588 0.0797)
OKLCHoklch(56.16% 0.178 26.7)
XYZxyz(26.1278, 15.7908, 5.2858)
Luminance0.1579 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C83C37 #37C3C8
analogous
#C8377A #C83C37 #C88537
triadic
#C83C37 #37C83C #3C37C8
tetradic
#C83C37 #7AC837 #37C3C8 #8537C8
square
#C83C37 #7AC837 #37C3C8 #8537C8
split-complementary
#C83C37 #37C885 #377AC8
monochromatic
#681F1D #982E2A #C83C37 #D56B67 #E29A97

Accessibility & contrast

On white

5.05
#C83C37 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.16
#C83C37 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83C37
5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C83C37#FFFFFF#000000##FFFFFF
##C83C371.005.054.165.05
#FFFFFF5.051.0021.001.00
#0000004.1621.001.0021.00
##FFFFFF5.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#645B35
Deuteranopia (green-blind)
#877A32
Tritanopia (blue-blind)
#DC083C
Achromatopsia (no color)
#6F6F6F

Design tokens & code

CSS
--color: #c83c37;
/* rgb */ color: rgb(200, 60, 55);
/* oklch */ color: oklch(56.2% 0.178 26.7);
Tailwind
colors: {
  custom: {
    50: '#e17b6e',
    500: '#c83c37',
    950: '#000000',
  },
}
SCSS
$custom: #c83c37;
$custom-light: #e17b6e;
$custom-dark: #000000;
JSON
{
  "hex": "#c83c37",
  "rgb": {
    "r": 200,
    "g": 60,
    "b": 55
  },
  "hsl": {
    "h": 2.069,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.56161,
    "c": 0.17766,
    "h": 26.7
  },
  "luminance": 0.15787
}

Semantic roles & 50–950 ramp

primary
#C83C37
secondary
#8DCCCE
accent
#DBE048
background
#FFF7F6
surface
#FEEEEC
border
#D6C9C7
text
#170A07
muted
#857C7A

Preview Lab

Preview with #C83C37

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

Preview Lab → · Contrast checker → · Palette generator →

#C83C37 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva