#370D3D#370D3D

#370D3D is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.5% C 0.095 H 322.4°. Best body text is #FFFFFF at 16.31:1 contrast (WCAG AA passes).

Color values

HEX	#370D3D
RGB	rgb(55, 13, 61)
HSL	hsl(293, 65%, 15%)
HSV	hsv(293, 79%, 24%)
CMYK	cmyk(9.8%, 78.7%, 0%, 76.1%)
CIE-LAB	lab(12.20, 28.35, -20.81)
CIE-LCH	lch(12.20, 35.17, 323.72°)
OKLab	oklab(25.54% 0.0755 -0.058)
OKLCH	oklch(25.54% 0.095 322.4)
XYZ	xyz(2.5617, 1.4371, 4.5564)
Luminance	0.0144 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370D3D #133D0D

analogous

#1F0D3D #370D3D #3D0D2B

triadic

#370D3D #3D370D #0D3D37

tetradic

#370D3D #3D1F0D #133D0D #0D2B3D

square

#370D3D #3D1F0D #133D0D #0D2B3D

split-complementary

#370D3D #2B3D0D #0D3D1F

monochromatic

#170519 #170519 #370D3D #64186F #9223A2

Accessibility & contrast

On white

16.31

#370D3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#370D3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370D3D

16.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370D3D	#FFFFFF	#000000	##FFFFFF
##370D3D	1.00	16.31	1.29	16.31
#FFFFFF	16.31	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021D3E

Deuteranopia (green-blind)

#14223C

Tritanopia (blue-blind)

#381523

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #370d3d;
/* rgb */ color: rgb(55, 13, 61);
/* oklch */ color: oklch(25.5% 0.095 322.4);

Tailwind

colors: {
  custom: {
    50: '#705073',
    500: '#370d3d',
    950: '#000000',
  },
}

SCSS

$custom: #370d3d;
$custom-light: #705073;
$custom-dark: #000000;

JSON

{
  "hex": "#370d3d",
  "rgb": {
    "r": 55,
    "g": 13,
    "b": 61
  },
  "hsl": {
    "h": 292.5,
    "s": 64.865,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25544,
    "c": 0.09522,
    "h": 322.4
  },
  "luminance": 0.01437
}

Semantic roles & 50–950 ramp

primary

#370D3D

secondary

#37792D

accent

#E84055

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#080208

muted

#7B787B

Preview Lab

Preview with #370D3D

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

Preview Lab → · Contrast checker → · Palette generator →