#C03831#C03831

#C03831 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.3% C 0.174 H 27.5°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX#C03831
RGBrgb(192, 56, 49)
HSLhsl(3, 59%, 47%)
HSVhsv(3, 74%, 75%)
CMYKcmyk(0%, 70.8%, 74.5%, 24.7%)
CIE-LABlab(44.60, 53.53, 35.81)
CIE-LCHlch(44.60, 64.40, 33.78°)
OKLaboklab(54.3% 0.1543 0.0803)
OKLCHoklch(54.3% 0.174 27.5)
XYZxyz(23.7095, 14.2601, 4.4092)
Luminance0.1426 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C03831 #31B9C0
analogous
#C03172 #C03831 #C08031
triadic
#C03831 #31C038 #3831C0
tetradic
#C03831 #72C031 #31B9C0 #8031C0
square
#C03831 #72C031 #31B9C0 #8031C0
split-complementary
#C03831 #31C080 #3172C0
monochromatic
#5E1C18 #8F2A25 #C03831 #D55F59 #E18E8A

Accessibility & contrast

On white

5.45
#C03831 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.85
#C03831 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C03831
5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C03831#FFFFFF#000000##FFFFFF
##C038311.005.453.855.45
#FFFFFF5.451.0021.001.00
#0000003.8521.001.0021.00
##FFFFFF5.451.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5F572F
Deuteranopia (green-blind)
#81742C
Tritanopia (blue-blind)
#D30038
Achromatopsia (no color)
#696969

Design tokens & code

CSS
--color: #c03831;
/* rgb */ color: rgb(192, 56, 49);
/* oklch */ color: oklch(54.3% 0.174 27.5);
Tailwind
colors: {
  custom: {
    50: '#dc786a',
    500: '#c03831',
    950: '#000000',
  },
}
SCSS
$custom: #c03831;
$custom-light: #dc786a;
$custom-dark: #000000;
JSON
{
  "hex": "#c03831",
  "rgb": {
    "r": 192,
    "g": 56,
    "b": 49
  },
  "hsl": {
    "h": 2.937,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.54302,
    "c": 0.17396,
    "h": 27.5
  },
  "luminance": 0.14257
}

Semantic roles & 50–950 ramp

primary
#C03831
secondary
#82C8CB
accent
#DBE345
background
#FEF7F6
surface
#FDEEEB
border
#D5C9C6
text
#170906
muted
#857B7A

Preview Lab

Preview with #C03831

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

Preview Lab → · Contrast checker → · Palette generator →

#C03831 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva