#C03337#C03337

#C03337 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.9% C 0.178 H 24.1°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX#C03337
RGBrgb(192, 51, 55)
HSLhsl(358, 58%, 48%)
HSVhsv(358, 73%, 75%)
CMYKcmyk(0%, 73.4%, 71.4%, 24.7%)
CIE-LABlab(44.02, 55.61, 31.66)
CIE-LCHlch(44.02, 63.99, 29.65°)
OKLaboklab(53.89% 0.1622 0.0725)
OKLCHoklch(53.89% 0.178 24.1)
XYZxyz(23.6143, 13.8535, 5.0443)
Luminance0.1385 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C03337 #33C0BC
analogous
#C0337D #C03337 #C07633
triadic
#C03337 #37C033 #3337C0
tetradic
#C03337 #7DC033 #33C0BC #7633C0
square
#C03337 #7DC033 #33C0BC #7633C0
split-complementary
#C03337 #33C076 #337DC0
monochromatic
#5F191B #902629 #C03337 #D45C60 #E18D8F

Accessibility & contrast

On white

5.57
#C03337 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.77
#C03337 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03337
5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C03337#FFFFFF#000000##FFFFFF
##C033371.005.573.775.57
#FFFFFF5.571.0021.001.00
#0000003.7721.001.0021.00
##FFFFFF5.571.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5536
Deuteranopia (green-blind)
#7F7332
Tritanopia (blue-blind)
#D30036
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #c03337;
/* rgb */ color: rgb(192, 51, 55);
/* oklch */ color: oklch(53.9% 0.178 24.1);
Tailwind
colors: {
  custom: {
    50: '#db756e',
    500: '#c03337',
    950: '#000000',
  },
}
SCSS
$custom: #c03337;
$custom-light: #db756e;
$custom-dark: #000000;
JSON
{
  "hex": "#c03337",
  "rgb": {
    "r": 192,
    "g": 51,
    "b": 55
  },
  "hsl": {
    "h": 358.298,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53893,
    "c": 0.17764,
    "h": 24.1
  },
  "luminance": 0.1385
}

Semantic roles & 50–950 ramp

primary
#C03337
secondary
#84CBC9
accent
#E1DD47
background
#FEF7F6
surface
#FDEDEB
border
#D5C8C6
text
#170907
muted
#857B7A

Preview Lab

Preview with #C03337

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

Preview Lab → · Contrast checker → · Palette generator →

#C03337 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva