#C63328#C63328

#C63328 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.8% C 0.186 H 28.9°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX#C63328
RGBrgb(198, 51, 40)
HSLhsl(4, 66%, 47%)
HSVhsv(4, 80%, 78%)
CMYKcmyk(0%, 74.2%, 79.8%, 22.4%)
CIE-LABlab(44.98, 56.89, 41.54)
CIE-LCHlch(44.98, 70.44, 36.13°)
OKLaboklab(54.76% 0.1624 0.0898)
OKLCHoklch(54.76% 0.186 28.9)
XYZxyz(24.8585, 14.5305, 3.5028)
Luminance0.1453 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C63328 #28BBC6
analogous
#C6286C #C63328 #C68228
triadic
#C63328 #28C633 #3328C6
tetradic
#C63328 #6CC628 #28BBC6 #8228C6
square
#C63328 #6CC628 #28BBC6 #8228C6
split-complementary
#C63328 #28C682 #286CC6
monochromatic
#601913 #93261E #C63328 #DC5950 #E68983

Accessibility & contrast

On white

5.38
#C63328 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.91
#C63328 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C63328
5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C63328#FFFFFF#000000##FFFFFF
##C633281.005.383.915.38
#FFFFFF5.381.0021.001.00
#0000003.9121.001.0021.00
##FFFFFF5.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#605625
Deuteranopia (green-blind)
#847621
Tritanopia (blue-blind)
#DA0032
Achromatopsia (no color)
#6A6A6A

Design tokens & code

CSS
--color: #c63328;
/* rgb */ color: rgb(198, 51, 40);
/* oklch */ color: oklch(54.8% 0.186 28.9);
Tailwind
colors: {
  custom: {
    50: '#e17663',
    500: '#c63328',
    950: '#000000',
  },
}
SCSS
$custom: #c63328;
$custom-light: #e17663;
$custom-dark: #000000;
JSON
{
  "hex": "#c63328",
  "rgb": {
    "r": 198,
    "g": 51,
    "b": 40
  },
  "hsl": {
    "h": 4.177,
    "s": 66.387,
    "l": 46.667
  },
  "oklch": {
    "l": 0.5476,
    "c": 0.18554,
    "h": 28.9
  },
  "luminance": 0.14527
}

Semantic roles & 50–950 ramp

primary
#C63328
secondary
#7BC9CF
accent
#DDE93E
background
#FFF7F6
surface
#FEEEEB
border
#D6C9C6
text
#170905
muted
#857B7A

Preview Lab

Preview with #C63328

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

Preview Lab → · Contrast checker → · Palette generator →

#C63328 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva