#D73B39#D73B39

#D73B39 is a mid, vivid red. Relative luminance 0.179; OKLCH L 58.6% C 0.193 H 26.1°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#D73B39
RGB	rgb(215, 59, 57)
HSL	hsl(1, 66%, 53%)
HSV	hsv(1, 73%, 84%)
CMYK	cmyk(0%, 72.6%, 73.5%, 15.7%)
CIE-LAB	lab(49.34, 60.02, 37.74)
CIE-LCH	lch(49.34, 70.90, 32.16°)
OKLab	oklab(58.65% 0.1737 0.085)
OKLCH	oklch(58.65% 0.193 26.1)
XYZ	xyz(30.3303, 17.8751, 5.7233)
Luminance	0.1787 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D73B39 #39D5D7

analogous

#D73986 #D73B39 #D78A39

triadic

#D73B39 #39D73B #3B39D7

tetradic

#D73B39 #86D739 #39D5D7 #8A39D7

square

#D73B39 #86D739 #39D5D7 #8A39D7

split-complementary

#D73B39 #39D78A #3986D7

monochromatic

#7C1A19 #AF2523 #D73B39 #E16D6C #ECA09F

Accessibility & contrast

On white

4.59

#D73B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#D73B39 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D73B39

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D73B39	#FFFFFF	#000000	##FFFFFF
##D73B39	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696037

Deuteranopia (green-blind)

#908233

Tritanopia (blue-blind)

#EC003C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d73b39;
/* rgb */ color: rgb(215, 59, 57);
/* oklch */ color: oklch(58.6% 0.193 26.1);

Tailwind

colors: {
  custom: {
    50: '#ec7c70',
    500: '#d73b39',
    950: '#000000',
  },
}

SCSS

$custom: #d73b39;
$custom-light: #ec7c70;
$custom-dark: #000000;

JSON

{
  "hex": "#d73b39",
  "rgb": {
    "r": 215,
    "g": 59,
    "b": 57
  },
  "hsl": {
    "h": 0.759,
    "s": 66.387,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58645,
    "c": 0.19337,
    "h": 26.1
  },
  "luminance": 0.1787
}

Semantic roles & 50–950 ramp

primary

#D73B39

secondary

#94D7D8

accent

#E7E93E

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D73B39

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

Preview Lab → · Contrast checker → · Palette generator →