#D33B39#D33B39

#D33B39 is a mid, vivid red. Relative luminance 0.173; OKLCH L 58.0% C 0.189 H 26.0°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#D33B39
RGB	rgb(211, 59, 57)
HSL	hsl(1, 64%, 53%)
HSV	hsv(1, 73%, 83%)
CMYK	cmyk(0%, 72%, 73%, 17.3%)
CIE-LAB	lab(48.61, 58.79, 36.71)
CIE-LCH	lch(48.61, 69.31, 31.98°)
OKLab	oklab(57.96% 0.1703 0.0829)
OKLCH	oklch(57.96% 0.189 26)
XYZ	xyz(29.1698, 17.2767, 5.6689)
Luminance	0.1727 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33B39 #39D1D3

analogous

#D33984 #D33B39 #D38839

triadic

#D33B39 #39D33B #3B39D3

tetradic

#D33B39 #84D339 #39D1D3 #8839D3

square

#D33B39 #84D339 #39D1D3 #8839D3

split-complementary

#D33B39 #39D388 #3984D3

monochromatic

#771C1A #A92726 #D33B39 #DE6D6B #E99E9D

Accessibility & contrast

On white

4.71

#D33B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#D33B39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D33B39

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33B39	#FFFFFF	#000000	##FFFFFF
##D33B39	1.00	4.71	4.45	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E37

Deuteranopia (green-blind)

#8D7F34

Tritanopia (blue-blind)

#E8003C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d33b39;
/* rgb */ color: rgb(211, 59, 57);
/* oklch */ color: oklch(58.0% 0.189 26.0);

Tailwind

colors: {
  custom: {
    50: '#e97b70',
    500: '#d33b39',
    950: '#000000',
  },
}

SCSS

$custom: #d33b39;
$custom-light: #e97b70;
$custom-dark: #000000;

JSON

{
  "hex": "#d33b39",
  "rgb": {
    "r": 211,
    "g": 59,
    "b": 57
  },
  "hsl": {
    "h": 0.779,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57962,
    "c": 0.18941,
    "h": 26
  },
  "luminance": 0.17272
}

Semantic roles & 50–950 ramp

primary

#D33B39

secondary

#92D4D5

accent

#E5E741

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D33B39

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

Preview Lab → · Contrast checker → · Palette generator →