#C13333#C13333

#C13333 is a mid, vivid red. Relative luminance 0.139; OKLCH L 54.0% C 0.179 H 25.5°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX#C13333
RGBrgb(193, 51, 51)
HSLhsl(0, 58%, 48%)
HSVhsv(0, 74%, 76%)
CMYKcmyk(0%, 73.6%, 73.6%, 24.3%)
CIE-LABlab(44.16, 55.74, 34.21)
CIE-LCHlch(44.16, 65.40, 31.54°)
OKLaboklab(54.01% 0.1616 0.0772)
OKLCHoklch(54.01% 0.179 25.5)
XYZxyz(23.7764, 13.9478, 4.5716)
Luminance0.1394 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C13333 #33C1C1
analogous
#C1337A #C13333 #C17A33
triadic
#C13333 #33C133 #3333C1
tetradic
#C13333 #7AC133 #33C1C1 #7A33C1
square
#C13333 #7AC133 #33C1C1 #7A33C1
split-complementary
#C13333 #33C17A #337AC1
monochromatic
#601919 #912626 #C13333 #D45D5D #E18D8D

Accessibility & contrast

On white

5.54
#C13333 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.79
#C13333 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C13333
5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C13333#FFFFFF#000000##FFFFFF
##C133331.005.543.795.54
#FFFFFF5.541.0021.001.00
#0000003.7921.001.0021.00
##FFFFFF5.541.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5D5531
Deuteranopia (green-blind)
#80742E
Tritanopia (blue-blind)
#D40035
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #c13333;
/* rgb */ color: rgb(193, 51, 51);
/* oklch */ color: oklch(54.0% 0.179 25.5);
Tailwind
colors: {
  custom: {
    50: '#dc756b',
    500: '#c13333',
    950: '#000000',
  },
}
SCSS
$custom: #c13333;
$custom-light: #dc756b;
$custom-dark: #000000;
JSON
{
  "hex": "#c13333",
  "rgb": {
    "r": 193,
    "g": 51,
    "b": 51
  },
  "hsl": {
    "h": 0,
    "s": 58.197,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54012,
    "c": 0.17911,
    "h": 25.5
  },
  "luminance": 0.13944
}

Semantic roles & 50–950 ramp

primary
#C13333
secondary
#84CBCB
accent
#E1E146
background
#FEF7F6
surface
#FDEDEB
border
#D5C8C6
text
#170906
muted
#857B7A

Preview Lab

Preview with #C13333

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

Preview Lab → · Contrast checker → · Palette generator →

#C13333 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva