#C33B39#C33B39

#C33B39 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.2% C 0.173 H 25.6°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#C33B39
RGB	rgb(195, 59, 57)
HSL	hsl(1, 55%, 49%)
HSV	hsv(1, 71%, 76%)
CMYK	cmyk(0%, 69.7%, 70.8%, 23.5%)
CIE-LAB	lab(45.67, 53.71, 32.56)
CIE-LCH	lch(45.67, 62.81, 31.23°)
OKLab	oklab(55.24% 0.1562 0.0747)
OKLCH	oklch(55.24% 0.173 25.6)
XYZ	xyz(24.8109, 15.0291, 5.4646)
Luminance	0.1502 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C33B39 #39C1C3

analogous

#C3397C #C33B39 #C38039

triadic

#C33B39 #39C33B #3B39C3

tetradic

#C33B39 #7CC339 #39C1C3 #8039C3

square

#C33B39 #7CC339 #39C1C3 #8039C3

split-complementary

#C33B39 #39C380 #397CC3

monochromatic

#641E1D #942D2B #C33B39 #D26867 #E09796

Accessibility & contrast

On white

5.24

#C33B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#C33B39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C33B39

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C33B39	#FFFFFF	#000000	##FFFFFF
##C33B39	1.00	5.24	4.00	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615937

Deuteranopia (green-blind)

#837735

Tritanopia (blue-blind)

#D60D3C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #c33b39;
/* rgb */ color: rgb(195, 59, 57);
/* oklch */ color: oklch(55.2% 0.173 25.6);

Tailwind

colors: {
  custom: {
    50: '#dd7a6f',
    500: '#c33b39',
    950: '#000000',
  },
}

SCSS

$custom: #c33b39;
$custom-light: #dd7a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#c33b39",
  "rgb": {
    "r": 195,
    "g": 59,
    "b": 57
  },
  "hsl": {
    "h": 0.87,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55236,
    "c": 0.17316,
    "h": 25.6
  },
  "luminance": 0.15025
}

Semantic roles & 50–950 ramp

primary

#C33B39

secondary

#8CCBCC

accent

#DCDE4A

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C33B39

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

Preview Lab → · Contrast checker → · Palette generator →