#C33B27#C33B27

#C33B27 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.0% C 0.176 H 31.3°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#C33B27
RGB	rgb(195, 59, 39)
HSL	hsl(8, 67%, 46%)
HSV	hsv(8, 80%, 76%)
CMYK	cmyk(0%, 69.7%, 80%, 23.5%)
CIE-LAB	lab(45.47, 52.99, 42.36)
CIE-LCH	lch(45.47, 67.84, 38.64°)
OKLab	oklab(55.02% 0.1503 0.0916)
OKLCH	oklch(55.02% 0.176 31.3)
XYZ	xyz(24.4387, 14.8802, 3.5044)
Luminance	0.1488 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33B27 #27AFC3

analogous

#C32761 #C33B27 #C38927

triadic

#C33B27 #27C33B #3B27C3

tetradic

#C33B27 #61C327 #27AFC3 #8927C3

square

#C33B27 #61C327 #27AFC3 #8927C3

split-complementary

#C33B27 #27C389 #2761C3

monochromatic

#5D1C13 #902C1D #C33B27 #DB5E4C #E58C7F

Accessibility & contrast

On white

5.28

#C33B27 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#C33B27 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33B27

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33B27	#FFFFFF	#000000	##FFFFFF
##C33B27	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635923

Deuteranopia (green-blind)

#857721

Tritanopia (blue-blind)

#D70338

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33b27;
/* rgb */ color: rgb(195, 59, 39);
/* oklch */ color: oklch(55.0% 0.176 31.3);

Tailwind

colors: {
  custom: {
    50: '#de7963',
    500: '#c33b27',
    950: '#000000',
  },
}

SCSS

$custom: #c33b27;
$custom-light: #de7963;
$custom-dark: #000000;

JSON

{
  "hex": "#c33b27",
  "rgb": {
    "r": 195,
    "g": 59,
    "b": 39
  },
  "hsl": {
    "h": 7.692,
    "s": 66.667,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55018,
    "c": 0.17599,
    "h": 31.3
  },
  "luminance": 0.14877
}

Semantic roles & 50–950 ramp

primary

#C33B27

secondary

#78C3CE

accent

#D4EA3E

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A05

muted

#857C7A

Preview Lab

Preview with #C33B27

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

Preview Lab → · Contrast checker → · Palette generator →