#C52C28#C52C28

#C52C28 is a mid, vivid red. Relative luminance 0.138; OKLCH L 54.0% C 0.190 H 27.4°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX#C52C28
RGBrgb(197, 44, 40)
HSLhsl(2, 66%, 46%)
HSVhsv(2, 80%, 77%)
CMYKcmyk(0%, 77.7%, 79.7%, 22.7%)
CIE-LABlab(43.99, 58.83, 40.47)
CIE-LCHlch(43.99, 71.41, 34.52°)
OKLaboklab(53.98% 0.1686 0.0876)
OKLCHoklch(53.98% 0.19 27.4)
XYZxyz(24.3126, 13.8288, 3.3961)
Luminance0.1383 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C52C28 #28C1C5
analogous
#C52873 #C52C28 #C57B28
triadic
#C52C28 #28C52C #2C28C5
tetradic
#C52C28 #73C528 #28C1C5 #7B28C5
square
#C52C28 #73C528 #28C1C5 #7B28C5
split-complementary
#C52C28 #28C57B #2873C5
monochromatic
#5F1513 #92211E #C52C28 #DB534F #E68482

Accessibility & contrast

On white

5.58
#C52C28 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.77
#C52C28 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C52C28
5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C52C28#FFFFFF#000000##FFFFFF
##C52C281.005.583.775.58
#FFFFFF5.581.0021.001.00
#0000003.7721.001.0021.00
##FFFFFF5.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5326
Deuteranopia (green-blind)
#827421
Tritanopia (blue-blind)
#D9002D
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #c52c28;
/* rgb */ color: rgb(197, 44, 40);
/* oklch */ color: oklch(54.0% 0.190 27.4);
Tailwind
colors: {
  custom: {
    50: '#e07363',
    500: '#c52c28',
    950: '#000000',
  },
}
SCSS
$custom: #c52c28;
$custom-light: #e07363;
$custom-dark: #000000;
JSON
{
  "hex": "#c52c28",
  "rgb": {
    "r": 197,
    "g": 44,
    "b": 40
  },
  "hsl": {
    "h": 1.529,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53982,
    "c": 0.18995,
    "h": 27.4
  },
  "luminance": 0.13825
}

Semantic roles & 50–950 ramp

primary
#C52C28
secondary
#7ACCCE
accent
#E5E93F
background
#FFF7F5
surface
#FEEDEA
border
#D6C8C6
text
#170905
muted
#857B79

Preview Lab

Preview with #C52C28

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

Preview Lab → · Contrast checker → · Palette generator →

#C52C28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva