#D83E37#D83E37

#D83E37 is a mid, vivid red. Relative luminance 0.183; OKLCH L 59.1% C 0.192 H 27.4°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#D83E37
RGB	rgb(216, 62, 55)
HSL	hsl(3, 67%, 53%)
HSV	hsv(3, 75%, 85%)
CMYK	cmyk(0%, 71.3%, 74.5%, 15.3%)
CIE-LAB	lab(49.89, 59.19, 39.52)
CIE-LCH	lch(49.89, 71.17, 33.73°)
OKLab	oklab(59.08% 0.1706 0.0883)
OKLCH	oklch(59.08% 0.192 27.4)
XYZ	xyz(30.7346, 18.3247, 5.5324)
Luminance	0.1832 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D83E37 #37D1D8

analogous

#D83780 #D83E37 #D88F37

triadic

#D83E37 #37D83E #3E37D8

tetradic

#D83E37 #80D837 #37D1D8 #8F37D8

square

#D83E37 #80D837 #37D1D8 #8F37D8

split-complementary

#D83E37 #37D88F #3780D8

monochromatic

#7C1D18 #B02822 #D83E37 #E26F6A #ECA19D

Accessibility & contrast

On white

4.50

#D83E37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#D83E37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #D83E37

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D83E37	#FFFFFF	#000000	##000000
##D83E37	1.00	4.50	4.66	4.66
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B6135

Deuteranopia (green-blind)

#918331

Tritanopia (blue-blind)

#EE003E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #d83e37;
/* rgb */ color: rgb(216, 62, 55);
/* oklch */ color: oklch(59.1% 0.192 27.4);

Tailwind

colors: {
  custom: {
    50: '#ed7d6e',
    500: '#d83e37',
    950: '#000000',
  },
}

SCSS

$custom: #d83e37;
$custom-light: #ed7d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#d83e37",
  "rgb": {
    "r": 216,
    "g": 62,
    "b": 55
  },
  "hsl": {
    "h": 2.609,
    "s": 67.364,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59077,
    "c": 0.19206,
    "h": 27.4
  },
  "luminance": 0.1832
}

Semantic roles & 50–950 ramp

primary

#D83E37

secondary

#93D5D8

accent

#E3EA3E

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180B07

muted

#867C7A

Preview Lab

Preview with #D83E37

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

Preview Lab → · Contrast checker → · Palette generator →