#C54537#C54537

#C54537 is a mid, vivid red. Relative luminance 0.164; OKLCH L 56.7% C 0.166 H 29.4°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX#C54537
RGBrgb(197, 69, 55)
HSLhsl(6, 56%, 49%)
HSVhsv(6, 72%, 77%)
CMYKcmyk(0%, 65%, 72.1%, 22.7%)
CIE-LABlab(47.50, 50.22, 35.92)
CIE-LCHlch(47.50, 61.74, 35.58°)
OKLaboklab(56.66% 0.1446 0.0816)
OKLCHoklch(56.66% 0.166 29.4)
XYZxyz(25.8464, 16.4061, 5.4194)
Luminance0.1640 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C54537 #37B7C5
analogous
#C53770 #C54537 #C58C37
triadic
#C54537 #37C545 #4537C5
tetradic
#C54537 #70C537 #37B7C5 #8C37C5
square
#C54537 #70C537 #37B7C5 #8C37C5
split-complementary
#C54537 #37C58C #3770C5
monochromatic
#65231C #95342A #C54537 #D47065 #E19D95

Accessibility & contrast

On white

4.91
#C54537 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.28
#C54537 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C54537
4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C54537#FFFFFF#000000##FFFFFF
##C545371.004.914.284.91
#FFFFFF4.911.0021.001.00
#0000004.2821.001.0021.00
##FFFFFF4.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#685F35
Deuteranopia (green-blind)
#887B33
Tritanopia (blue-blind)
#D82443
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #c54537;
/* rgb */ color: rgb(197, 69, 55);
/* oklch */ color: oklch(56.7% 0.166 29.4);
Tailwind
colors: {
  custom: {
    50: '#de7f6e',
    500: '#c54537',
    950: '#000000',
  },
}
SCSS
$custom: #c54537;
$custom-light: #de7f6e;
$custom-dark: #000000;
JSON
{
  "hex": "#c54537",
  "rgb": {
    "r": 197,
    "g": 69,
    "b": 55
  },
  "hsl": {
    "h": 5.915,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.56664,
    "c": 0.16599,
    "h": 29.4
  },
  "luminance": 0.16402
}

Semantic roles & 50–950 ramp

primary
#C54537
secondary
#8BC6CD
accent
#D1E048
background
#FEF8F6
surface
#FDEFEC
border
#D5CAC7
text
#170A07
muted
#857C7A

Preview Lab

Preview with #C54537

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

Preview Lab → · Contrast checker → · Palette generator →

#C54537 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva