#C0423B#C0423B

#C0423B is a mid, vivid red. Relative luminance 0.154; OKLCH L 55.5% C 0.163 H 26.9°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX#C0423B
RGBrgb(192, 66, 59)
HSLhsl(3, 53%, 49%)
HSVhsv(3, 69%, 75%)
CMYKcmyk(0%, 65.6%, 69.3%, 24.7%)
CIE-LABlab(46.21, 49.98, 31.89)
CIE-LCHlch(46.21, 59.29, 32.54°)
OKLaboklab(55.54% 0.1452 0.0737)
OKLCHoklch(55.54% 0.163 26.9)
XYZxyz(24.4784, 15.4221, 5.8246)
Luminance0.1542 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C0423B #3BB9C0
analogous
#C03B77 #C0423B #C0853B
triadic
#C0423B #3BC042 #423BC0
tetradic
#C0423B #77C03B #3BB9C0 #853BC0
square
#C0423B #77C03B #3BB9C0 #853BC0
split-complementary
#C0423B #3BC085 #3B77C0
monochromatic
#62221E #91322D #C0423B #D16D68 #DF9A97

Accessibility & contrast

On white

5.14
#C0423B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.08
#C0423B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C0423B
5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C0423B#FFFFFF#000000##FFFFFF
##C0423B1.005.144.085.14
#FFFFFF5.141.0021.001.00
#0000004.0821.001.0021.00
##FFFFFF5.141.0021.001.00

Color blindness preview

Protanopia (red-blind)
#645C39
Deuteranopia (green-blind)
#847837
Tritanopia (blue-blind)
#D32241
Achromatopsia (no color)
#6D6D6D

Design tokens & code

CSS
--color: #c0423b;
/* rgb */ color: rgb(192, 66, 59);
/* oklch */ color: oklch(55.5% 0.163 26.9);
Tailwind
colors: {
  custom: {
    50: '#da7d71',
    500: '#c0423b',
    950: '#000000',
  },
}
SCSS
$custom: #c0423b;
$custom-light: #da7d71;
$custom-dark: #000000;
JSON
{
  "hex": "#c0423b",
  "rgb": {
    "r": 192,
    "g": 66,
    "b": 59
  },
  "hsl": {
    "h": 3.158,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55544,
    "c": 0.16287,
    "h": 26.9
  },
  "luminance": 0.15419
}

Semantic roles & 50–950 ramp

primary
#C0423B
secondary
#8CC7CA
accent
#D5DC4B
background
#FEF7F6
surface
#FDEEEC
border
#D5C9C7
text
#160A07
muted
#847C7A

Preview Lab

Preview with #C0423B

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

Preview Lab → · Contrast checker → · Palette generator →

#C0423B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva