#C83631#C83631

#C83631 is a mid, vivid red. Relative luminance 0.151; OKLCH L 55.5% C 0.184 H 27.1°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX#C83631
RGBrgb(200, 54, 49)
HSLhsl(2, 61%, 49%)
HSVhsv(2, 76%, 78%)
CMYKcmyk(0%, 73%, 75.5%, 21.6%)
CIE-LABlab(45.83, 56.80, 37.58)
CIE-LCHlch(45.83, 68.10, 33.49°)
OKLaboklab(55.49% 0.1637 0.0837)
OKLCHoklch(55.49% 0.184 27.1)
XYZxyz(25.6959, 15.1434, 4.4751)
Luminance0.1514 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C83631 #31C3C8
analogous
#C83178 #C83631 #C88231
triadic
#C83631 #31C836 #3631C8
tetradic
#C83631 #78C831 #31C3C8 #8231C8
square
#C83631 #78C831 #31C3C8 #8231C8
split-complementary
#C83631 #31C882 #3178C8
monochromatic
#661B19 #972925 #C83631 #D8635F #E49290

Accessibility & contrast

On white

5.21
#C83631 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.03
#C83631 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83631
5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C83631#FFFFFF#000000##FFFFFF
##C836311.005.214.035.21
#FFFFFF5.211.0021.001.00
#0000004.0321.001.0021.00
##FFFFFF5.211.0021.001.00

Color blindness preview

Protanopia (red-blind)
#61582F
Deuteranopia (green-blind)
#86782B
Tritanopia (blue-blind)
#DC0037
Achromatopsia (no color)
#6C6C6C

Design tokens & code

CSS
--color: #c83631;
/* rgb */ color: rgb(200, 54, 49);
/* oklch */ color: oklch(55.5% 0.184 27.1);
Tailwind
colors: {
  custom: {
    50: '#e2786a',
    500: '#c83631',
    950: '#000000',
  },
}
SCSS
$custom: #c83631;
$custom-light: #e2786a;
$custom-dark: #000000;
JSON
{
  "hex": "#c83631",
  "rgb": {
    "r": 200,
    "g": 54,
    "b": 49
  },
  "hsl": {
    "h": 1.987,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55489,
    "c": 0.1838,
    "h": 27.1
  },
  "luminance": 0.15139
}

Semantic roles & 50–950 ramp

primary
#C83631
secondary
#86CCCE
accent
#DEE444
background
#FFF7F6
surface
#FEEEEB
border
#D6C9C6
text
#170A06
muted
#857C7A

Preview Lab

Preview with #C83631

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

Preview Lab → · Contrast checker → · Palette generator →

#C83631 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva