#C03031#C03031

#C03031 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.5% C 0.181 H 25.5°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX#C03031
RGBrgb(192, 48, 49)
HSLhsl(360, 60%, 47%)
HSVhsv(360, 75%, 75%)
CMYKcmyk(0%, 75%, 74.5%, 24.7%)
CIE-LABlab(43.57, 56.38, 34.66)
CIE-LCHlch(43.57, 66.18, 31.58°)
OKLaboklab(53.53% 0.1633 0.0778)
OKLCHoklch(53.53% 0.181 25.5)
XYZxyz(23.3523, 13.5457, 4.2901)
Luminance0.1354 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C03031 #30C0BF
analogous
#C03079 #C03031 #C07730
triadic
#C03031 #31C030 #3031C0
tetradic
#C03031 #79C030 #30C0BF #7730C0
square
#C03031 #79C030 #30C0BF #7730C0
split-complementary
#C03031 #30C077 #3079C0
monochromatic
#5E1818 #8F2425 #C03031 #D55859 #E1898A

Accessibility & contrast

On white

5.66
#C03031 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.71
#C03031 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03031
5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C03031#FFFFFF#000000##FFFFFF
##C030311.005.663.715.66
#FFFFFF5.661.0021.001.00
#0000003.7121.001.0021.00
##FFFFFF5.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5B532F
Deuteranopia (green-blind)
#7F722C
Tritanopia (blue-blind)
#D30032
Achromatopsia (no color)
#676767

Design tokens & code

CSS
--color: #c03031;
/* rgb */ color: rgb(192, 48, 49);
/* oklch */ color: oklch(53.5% 0.181 25.5);
Tailwind
colors: {
  custom: {
    50: '#dc7469',
    500: '#c03031',
    950: '#000000',
  },
}
SCSS
$custom: #c03031;
$custom-light: #dc7469;
$custom-dark: #000000;
JSON
{
  "hex": "#c03031",
  "rgb": {
    "r": 192,
    "g": 48,
    "b": 49
  },
  "hsl": {
    "h": 359.583,
    "s": 60,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53534,
    "c": 0.18089,
    "h": 25.5
  },
  "luminance": 0.13542
}

Semantic roles & 50–950 ramp

primary
#C03031
secondary
#80CBCB
accent
#E3E245
background
#FEF7F6
surface
#FDEDEB
border
#D5C8C6
text
#170906
muted
#857B7A

Preview Lab

Preview with #C03031

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

Preview Lab → · Contrast checker → · Palette generator →

#C03031 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva