#D03B37#D03B37

#D03B37 is a mid, vivid red. Relative luminance 0.168; OKLCH L 57.4% C 0.187 H 26.5°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#D03B37
RGB	rgb(208, 59, 55)
HSL	hsl(2, 62%, 52%)
HSV	hsv(2, 74%, 82%)
CMYK	cmyk(0%, 71.6%, 73.6%, 18.4%)
CIE-LAB	lab(48.03, 57.76, 37.05)
CIE-LCH	lch(48.03, 68.62, 32.67°)
OKLab	oklab(57.42% 0.167 0.0834)
OKLCH	oklch(57.42% 0.187 26.5)
XYZ	xyz(28.2692, 16.8180, 5.3714)
Luminance	0.1681 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D03B37 #37CCD0

analogous

#D03780 #D03B37 #D08837

triadic

#D03B37 #37D03B #3B37D0

tetradic

#D03B37 #80D037 #37CCD0 #8837D0

square

#D03B37 #80D037 #37CCD0 #8837D0

split-complementary

#D03B37 #37D088 #3780D0

monochromatic

#721D1B #A32A26 #D03B37 #DC6C69 #E79C9A

Accessibility & contrast

On white

4.81

#D03B37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#D03B37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D03B37

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D03B37	#FFFFFF	#000000	##FFFFFF
##D03B37	1.00	4.81	4.36	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675D35

Deuteranopia (green-blind)

#8C7E32

Tritanopia (blue-blind)

#E5003C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #d03b37;
/* rgb */ color: rgb(208, 59, 55);
/* oklch */ color: oklch(57.4% 0.187 26.5);

Tailwind

colors: {
  custom: {
    50: '#e77b6e',
    500: '#d03b37',
    950: '#000000',
  },
}

SCSS

$custom: #d03b37;
$custom-light: #e77b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#d03b37",
  "rgb": {
    "r": 208,
    "g": 59,
    "b": 55
  },
  "hsl": {
    "h": 1.569,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57423,
    "c": 0.18668,
    "h": 26.5
  },
  "luminance": 0.16814
}

Semantic roles & 50–950 ramp

primary

#D03B37

secondary

#90D1D3

accent

#E1E543

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D03B37

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

Preview Lab → · Contrast checker → · Palette generator →