#370B38#370B38

#370B38 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 25.0% C 0.093 H 327.0°. Best body text is #FFFFFF at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#370B38
RGB	rgb(55, 11, 56)
HSL	hsl(299, 67%, 13%)
HSV	hsv(299, 80%, 22%)
CMYK	cmyk(1.8%, 80.4%, 0%, 78%)
CIE-LAB	lab(11.53, 28.19, -18.30)
CIE-LCH	lch(11.53, 33.61, 327.02°)
OKLab	oklab(24.95% 0.0781 -0.0507)
OKLCH	oklch(24.95% 0.093 327)
XYZ	xyz(2.4090, 1.3373, 3.8718)
Luminance	0.0134 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370B38 #0C380B

analogous

#200B38 #370B38 #380B22

triadic

#370B38 #38370B #0B3837

tetradic

#370B38 #38200B #0C380B #0B2238

square

#370B38 #38200B #0C380B #0B2238

split-complementary

#370B38 #22380B #0B3820

monochromatic

#19051A #19051A #370B38 #69156B #9B1F9E

Accessibility & contrast

On white

16.57

#370B38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#370B38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370B38

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370B38	#FFFFFF	#000000	##FFFFFF
##370B38	1.00	16.57	1.27	16.57
#FFFFFF	16.57	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041B39

Deuteranopia (green-blind)

#162137

Tritanopia (blue-blind)

#391220

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #370b38;
/* rgb */ color: rgb(55, 11, 56);
/* oklch */ color: oklch(25.0% 0.093 327.0);

Tailwind

colors: {
  custom: {
    50: '#704f6f',
    500: '#370b38',
    950: '#000000',
  },
}

SCSS

$custom: #370b38;
$custom-light: #704f6f;
$custom-dark: #000000;

JSON

{
  "hex": "#370b38",
  "rgb": {
    "r": 55,
    "g": 11,
    "b": 56
  },
  "hsl": {
    "h": 298.667,
    "s": 67.164,
    "l": 13.137
  },
  "oklch": {
    "l": 0.24953,
    "c": 0.09309,
    "h": 327
  },
  "luminance": 0.01337
}

Semantic roles & 50–950 ramp

primary

#370B38

secondary

#2C752A

accent

#EA3E42

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#080207

muted

#7B787A

Preview Lab

Preview with #370B38

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

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