#D33F39#D33F39

#D33F39 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.4% C 0.186 H 26.9°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#D33F39
RGB	rgb(211, 63, 57)
HSL	hsl(2, 64%, 53%)
HSV	hsv(2, 73%, 83%)
CMYK	cmyk(0%, 70.1%, 73%, 17.3%)
CIE-LAB	lab(49.13, 57.33, 37.31)
CIE-LCH	lch(49.13, 68.40, 33.05°)
OKLab	oklab(58.36% 0.1657 0.0842)
OKLCH	oklch(58.36% 0.186 26.9)
XYZ	xyz(29.3833, 17.7037, 5.7401)
Luminance	0.1770 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D33F39 #39CDD3

analogous

#D33980 #D33F39 #D38C39

triadic

#D33F39 #39D33F #3F39D3

tetradic

#D33F39 #80D339 #39CDD3 #8C39D3

square

#D33F39 #80D339 #39CDD3 #8C39D3

split-complementary

#D33F39 #39D38C #3980D3

monochromatic

#771E1A #A92B26 #D33F39 #DE706B #E9A09D

Accessibility & contrast

On white

4.63

#D33F39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#D33F39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D33F39

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D33F39	#FFFFFF	#000000	##FFFFFF
##D33F39	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6037

Deuteranopia (green-blind)

#8F8134

Tritanopia (blue-blind)

#E8043F

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d33f39;
/* rgb */ color: rgb(211, 63, 57);
/* oklch */ color: oklch(58.4% 0.186 26.9);

Tailwind

colors: {
  custom: {
    50: '#e97d70',
    500: '#d33f39',
    950: '#000000',
  },
}

SCSS

$custom: #d33f39;
$custom-light: #e97d70;
$custom-dark: #000000;

JSON

{
  "hex": "#d33f39",
  "rgb": {
    "r": 211,
    "g": 63,
    "b": 57
  },
  "hsl": {
    "h": 2.338,
    "s": 63.636,
    "l": 52.549
  },
  "oklch": {
    "l": 0.58356,
    "c": 0.18588,
    "h": 26.9
  },
  "luminance": 0.17699
}

Semantic roles & 50–950 ramp

primary

#D33F39

secondary

#92D3D5

accent

#E0E741

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D33F39

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

Preview Lab → · Contrast checker → · Palette generator →