#D03F33#D03F33

#D03F33 is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.8% C 0.184 H 28.8°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#D03F33
RGB	rgb(208, 63, 51)
HSL	hsl(5, 63%, 51%)
HSV	hsv(5, 75%, 82%)
CMYK	cmyk(0%, 69.7%, 75.5%, 18.4%)
CIE-LAB	lab(48.52, 56.12, 39.83)
CIE-LCH	lch(48.52, 68.82, 35.36°)
OKLab	oklab(57.78% 0.161 0.0885)
OKLCH	oklch(57.78% 0.184 28.8)
XYZ	xyz(28.3907, 17.2082, 4.9579)
Luminance	0.1720 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D03F33 #33C4D0

analogous

#D03375 #D03F33 #D08D33

triadic

#D03F33 #33D03F #3F33D0

tetradic

#D03F33 #75D033 #33C4D0 #8D33D0

square

#D03F33 #75D033 #33C4D0 #8D33D0

split-complementary

#D03F33 #33D08D #3375D0

monochromatic

#6F201A #A12E25 #D03F33 #DB6E65 #E79D96

Accessibility & contrast

On white

4.73

#D03F33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#D03F33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D03F33

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D03F33	#FFFFFF	#000000	##FFFFFF
##D03F33	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695F30

Deuteranopia (green-blind)

#8D7F2D

Tritanopia (blue-blind)

#E5063D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #d03f33;
/* rgb */ color: rgb(208, 63, 51);
/* oklch */ color: oklch(57.8% 0.184 28.8);

Tailwind

colors: {
  custom: {
    50: '#e77d6c',
    500: '#d03f33',
    950: '#000000',
  },
}

SCSS

$custom: #d03f33;
$custom-light: #e77d6c;
$custom-dark: #000000;

JSON

{
  "hex": "#d03f33",
  "rgb": {
    "r": 208,
    "g": 63,
    "b": 51
  },
  "hsl": {
    "h": 4.586,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.57775,
    "c": 0.18374,
    "h": 28.8
  },
  "luminance": 0.17204
}

Semantic roles & 50–950 ramp

primary

#D03F33

secondary

#8DCDD2

accent

#D9E642

background

#FFF8F6

surface

#FFEFEB

border

#D7CAC6

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D03F33

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

Preview Lab → · Contrast checker → · Palette generator →