#D13A37#D13A37

#D13A37 is a mid, vivid red. Relative luminance 0.169; OKLCH L 57.5% C 0.189 H 26.3°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#D13A37
RGB	rgb(209, 58, 55)
HSL	hsl(1, 63%, 52%)
HSV	hsv(1, 74%, 82%)
CMYK	cmyk(0%, 72.2%, 73.7%, 18%)
CIE-LAB	lab(48.09, 58.43, 37.16)
CIE-LCH	lch(48.09, 69.25, 32.45°)
OKLab	oklab(57.5% 0.169 0.0836)
OKLCH	oklch(57.5% 0.189 26.3)
XYZ	xyz(28.5004, 16.8616, 5.3676)
Luminance	0.1686 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#D13A37 #37CED1

analogous

#D13781 #D13A37 #D18737

triadic

#D13A37 #37D13A #3A37D1

tetradic

#D13A37 #81D137 #37CED1 #8737D1

square

#D13A37 #81D137 #37CED1 #8737D1

split-complementary

#D13A37 #37D187 #3781D1

monochromatic

#731C1A #A52826 #D13A37 #DC6B69 #E89C9B

Accessibility & contrast

On white

4.80

#D13A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#D13A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #D13A37

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##D13A37	#FFFFFF	#000000	##FFFFFF
##D13A37	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D35

Deuteranopia (green-blind)

#8C7E31

Tritanopia (blue-blind)

#E6003B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #d13a37;
/* rgb */ color: rgb(209, 58, 55);
/* oklch */ color: oklch(57.5% 0.189 26.3);

Tailwind

colors: {
  custom: {
    50: '#e87b6e',
    500: '#d13a37',
    950: '#000000',
  },
}

SCSS

$custom: #d13a37;
$custom-light: #e87b6e;
$custom-dark: #000000;

JSON

{
  "hex": "#d13a37",
  "rgb": {
    "r": 209,
    "g": 58,
    "b": 55
  },
  "hsl": {
    "h": 1.169,
    "s": 62.602,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57498,
    "c": 0.18854,
    "h": 26.3
  },
  "luminance": 0.16857
}

Semantic roles & 50–950 ramp

primary

#D13A37

secondary

#90D2D4

accent

#E2E642

background

#FFF7F6

surface

#FFEEEC

border

#D7C9C7

text

#180A07

muted

#867C7A

Preview Lab

Preview with #D13A37

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

Preview Lab → · Contrast checker → · Palette generator →