#C33A28#C33A28

#C33A28 is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.9% C 0.177 H 30.8°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX#C33A28
RGBrgb(195, 58, 40)
HSLhsl(7, 66%, 46%)
HSVhsv(7, 79%, 76%)
CMYKcmyk(0%, 70.3%, 79.5%, 23.5%)
CIE-LABlab(45.34, 53.41, 41.71)
CIE-LCHlch(45.34, 67.76, 37.99°)
OKLaboklab(54.92% 0.1518 0.0904)
OKLCHoklch(54.92% 0.177 30.8)
XYZxyz(24.4046, 14.7851, 3.5759)
Luminance0.1478 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C33A28 #28B1C3
analogous
#C32863 #C33A28 #C38728
triadic
#C33A28 #28C33A #3A28C3
tetradic
#C33A28 #63C328 #28B1C3 #8728C3
square
#C33A28 #63C328 #28B1C3 #8728C3
split-complementary
#C33A28 #28C387 #2863C3
monochromatic
#5D1C13 #902B1E #C33A28 #DB5E4E #E58C80

Accessibility & contrast

On white

5.31
#C33A28 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.96
#C33A28 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33A28
5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C33A28#FFFFFF#000000##FFFFFF
##C33A281.005.313.965.31
#FFFFFF5.311.0021.001.00
#0000003.9621.001.0021.00
##FFFFFF5.311.0021.001.00

Color blindness preview

Protanopia (red-blind)
#625825
Deuteranopia (green-blind)
#847622
Tritanopia (blue-blind)
#D70037
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #c33a28;
/* rgb */ color: rgb(195, 58, 40);
/* oklch */ color: oklch(54.9% 0.177 30.8);
Tailwind
colors: {
  custom: {
    50: '#de7964',
    500: '#c33a28',
    950: '#000000',
  },
}
SCSS
$custom: #c33a28;
$custom-light: #de7964;
$custom-dark: #000000;
JSON
{
  "hex": "#c33a28",
  "rgb": {
    "r": 195,
    "g": 58,
    "b": 40
  },
  "hsl": {
    "h": 6.968,
    "s": 65.957,
    "l": 46.078
  },
  "oklch": {
    "l": 0.54923,
    "c": 0.17669,
    "h": 30.8
  },
  "luminance": 0.14781
}

Semantic roles & 50–950 ramp

primary
#C33A28
secondary
#79C4CE
accent
#D5E93F
background
#FFF7F6
surface
#FEEEEB
border
#D6C9C6
text
#170A05
muted
#857C7A

Preview Lab

Preview with #C33A28

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

Preview Lab → · Contrast checker → · Palette generator →

#C33A28 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva