#D73B3A#D73B3A

#D73B3A is a mid, vivid red. Relative luminance 0.179; OKLCH L 58.7% C 0.193 H 25.8°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#D73B3A
RGB	rgb(215, 59, 58)
HSL	hsl(0, 66%, 54%)
HSV	hsv(0, 73%, 84%)
CMYK	cmyk(0%, 72.6%, 73%, 15.7%)
CIE-LAB	lab(49.36, 60.06, 37.19)
CIE-LCH	lch(49.36, 70.64, 31.77°)
OKLab	oklab(58.66% 0.1741 0.084)
OKLCH	oklch(58.66% 0.193 25.8)
XYZ	xyz(30.3555, 17.8851, 5.8560)
Luminance	0.1788 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D73B3A #3AD6D7

analogous

#D73A87 #D73B3A #D7893A

triadic

#D73B3A #3AD73B #3B3AD7

tetradic

#D73B3A #87D73A #3AD6D7 #893AD7

square

#D73B3A #87D73A #3AD6D7 #893AD7

split-complementary

#D73B3A #3AD789 #3A87D7

monochromatic

#7D1A19 #B02524 #D73B3A #E16E6D #ECA0A0

Accessibility & contrast

On white

4.59

#D73B3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#D73B3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D73B3A

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D73B3A	#FFFFFF	#000000	##FFFFFF
##D73B3A	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696038

Deuteranopia (green-blind)

#908234

Tritanopia (blue-blind)

#EC003D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d73b3a;
/* rgb */ color: rgb(215, 59, 58);
/* oklch */ color: oklch(58.7% 0.193 25.8);

Tailwind

colors: {
  custom: {
    50: '#ec7c70',
    500: '#d73b3a',
    950: '#000000',
  },
}

SCSS

$custom: #d73b3a;
$custom-light: #ec7c70;
$custom-dark: #000000;

JSON

{
  "hex": "#d73b3a",
  "rgb": {
    "r": 215,
    "g": 59,
    "b": 58
  },
  "hsl": {
    "h": 0.382,
    "s": 66.245,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58659,
    "c": 0.19324,
    "h": 25.8
  },
  "luminance": 0.1788
}

Semantic roles & 50–950 ramp

primary

#D73B3A

secondary

#95D8D8

accent

#E8E93F

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D73B3A

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

Preview Lab → · Contrast checker → · Palette generator →