#D04037#D04037

#D04037 is a mid, vivid red. Relative luminance 0.174; OKLCH L 57.9% C 0.182 H 27.8°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#D04037
RGB	rgb(208, 64, 55)
HSL	hsl(4, 62%, 52%)
HSV	hsv(4, 74%, 82%)
CMYK	cmyk(0%, 69.2%, 73.6%, 18.4%)
CIE-LAB	lab(48.71, 55.91, 37.81)
CIE-LCH	lch(48.71, 67.49, 34.07°)
OKLab	oklab(57.93% 0.1611 0.0851)
OKLCH	oklch(57.93% 0.182 27.8)
XYZ	xyz(28.5386, 17.3568, 5.4612)
Luminance	0.1735 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D04037 #37C7D0

analogous

#D0377B #D04037 #D08C37

triadic

#D04037 #37D040 #4037D0

tetradic

#D04037 #7BD037 #37C7D0 #8C37D0

square

#D04037 #7BD037 #37C7D0 #8C37D0

split-complementary

#D04037 #37D08C #377BD0

monochromatic

#72201B #A32E26 #D04037 #DC6F69 #E79F9A

Accessibility & contrast

On white

4.70

#D04037 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#D04037 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D04037

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D04037	#FFFFFF	#000000	##FFFFFF
##D04037	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696035

Deuteranopia (green-blind)

#8D7F32

Tritanopia (blue-blind)

#E50D3F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #d04037;
/* rgb */ color: rgb(208, 64, 55);
/* oklch */ color: oklch(57.9% 0.182 27.8);

Tailwind

colors: {
  custom: {
    50: '#e77e6e',
    500: '#d04037',
    950: '#000000',
  },
}

SCSS

$custom: #d04037;
$custom-light: #e77e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#d04037",
  "rgb": {
    "r": 208,
    "g": 64,
    "b": 55
  },
  "hsl": {
    "h": 3.529,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57928,
    "c": 0.18222,
    "h": 27.8
  },
  "luminance": 0.17353
}

Semantic roles & 50–950 ramp

primary

#D04037

secondary

#90CFD3

accent

#DBE543

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D04037

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

Preview Lab → · Contrast checker → · Palette generator →