#D73A3A#D73A3A

#D73A3A is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.6% C 0.194 H 25.5°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#D73A3A
RGB	rgb(215, 58, 58)
HSL	hsl(0, 66%, 54%)
HSV	hsv(0, 73%, 84%)
CMYK	cmyk(0%, 73%, 73%, 15.7%)
CIE-LAB	lab(49.23, 60.41, 37.05)
CIE-LCH	lch(49.23, 70.86, 31.52°)
OKLab	oklab(58.57% 0.1751 0.0837)
OKLCH	oklch(58.57% 0.194 25.5)
XYZ	xyz(30.3046, 17.7833, 5.8390)
Luminance	0.1778 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D73A3A #3AD7D7

analogous

#D73A88 #D73A3A #D7883A

triadic

#D73A3A #3AD73A #3A3AD7

tetradic

#D73A3A #88D73A #3AD7D7 #883AD7

square

#D73A3A #88D73A #3AD7D7 #883AD7

split-complementary

#D73A3A #3AD788 #3A88D7

monochromatic

#7D1919 #B02424 #D73A3A #E16D6D #ECA0A0

Accessibility & contrast

On white

4.61

#D73A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#D73A3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D73A3A

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D73A3A	#FFFFFF	#000000	##FFFFFF
##D73A3A	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F38

Deuteranopia (green-blind)

#8F8134

Tritanopia (blue-blind)

#EC003C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d73a3a;
/* rgb */ color: rgb(215, 58, 58);
/* oklch */ color: oklch(58.6% 0.194 25.5);

Tailwind

colors: {
  custom: {
    50: '#ec7c70',
    500: '#d73a3a',
    950: '#000000',
  },
}

SCSS

$custom: #d73a3a;
$custom-light: #ec7c70;
$custom-dark: #000000;

JSON

{
  "hex": "#d73a3a",
  "rgb": {
    "r": 215,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 0,
    "s": 66.245,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58566,
    "c": 0.19409,
    "h": 25.5
  },
  "luminance": 0.17779
}

Semantic roles & 50–950 ramp

primary

#D73A3A

secondary

#95D8D8

accent

#E9E93F

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D73A3A

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

Preview Lab → · Contrast checker → · Palette generator →