#D9373B#D9373B

#D9373B is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.7% C 0.198 H 24.7°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#D9373B
RGB	rgb(217, 55, 59)
HSL	hsl(359, 68%, 53%)
HSV	hsv(359, 75%, 85%)
CMYK	cmyk(0%, 74.7%, 72.8%, 14.9%)
CIE-LAB	lab(49.26, 62.05, 36.61)
CIE-LCH	lch(49.26, 72.04, 30.54°)
OKLab	oklab(58.66% 0.1803 0.0828)
OKLCH	oklch(58.66% 0.198 24.7)
XYZ	xyz(30.7744, 17.8046, 5.9530)
Luminance	0.1780 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D9373B #37D9D5

analogous

#D9378C #D9373B #D98437

triadic

#D9373B #3BD937 #373BD9

tetradic

#D9373B #8CD937 #37D9D5 #8437D9

square

#D9373B #8CD937 #37D9D5 #8437D9

split-complementary

#D9373B #37D984 #378CD9

monochromatic

#7E181A #B12225 #D9373B #E36A6D #ED9EA0

Accessibility & contrast

On white

4.61

#D9373B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#D9373B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #D9373B

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D9373B	#FFFFFF	#000000	##FFFFFF
##D9373B	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)

#675F39

Deuteranopia (green-blind)

#908235

Tritanopia (blue-blind)

#EF003A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #d9373b;
/* rgb */ color: rgb(217, 55, 59);
/* oklch */ color: oklch(58.7% 0.198 24.7);

Tailwind

colors: {
  custom: {
    50: '#ee7b71',
    500: '#d9373b',
    950: '#000000',
  },
}

SCSS

$custom: #d9373b;
$custom-light: #ee7b71;
$custom-dark: #000000;

JSON

{
  "hex": "#d9373b",
  "rgb": {
    "r": 217,
    "g": 55,
    "b": 59
  },
  "hsl": {
    "h": 358.519,
    "s": 68.067,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58656,
    "c": 0.1984,
    "h": 24.7
  },
  "luminance": 0.178
}

Semantic roles & 50–950 ramp

primary

#D9373B

secondary

#93D9D7

accent

#EBE73D

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D9373B

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

Preview Lab → · Contrast checker → · Palette generator →