#370D3E#370D3E

#370D3E is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.6% C 0.096 H 321.6°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#370D3E
RGB	rgb(55, 13, 62)
HSL	hsl(291, 65%, 15%)
HSV	hsv(291, 79%, 24%)
CMYK	cmyk(11.3%, 79%, 0%, 75.7%)
CIE-LAB	lab(12.27, 28.57, -21.41)
CIE-LCH	lch(12.27, 35.70, 323.16°)
OKLab	oklab(25.62% 0.0755 -0.0598)
OKLCH	oklch(25.62% 0.096 321.6)
XYZ	xyz(2.5889, 1.4480, 4.6996)
Luminance	0.0145 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370D3E #143E0D

analogous

#1F0D3E #370D3E #3E0D2C

triadic

#370D3E #3E370D #0D3E37

tetradic

#370D3E #3E1F0D #143E0D #0D2C3E

square

#370D3E #3E1F0D #143E0D #0D2C3E

split-complementary

#370D3E #2C3E0D #0D3E1F

monochromatic

#160519 #160519 #370D3E #641871 #9122A3

Accessibility & contrast

On white

16.28

#370D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#370D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370D3E

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370D3E	#FFFFFF	#000000	##FFFFFF
##370D3E	1.00	16.28	1.29	16.28
#FFFFFF	16.28	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011D3F

Deuteranopia (green-blind)

#13223D

Tritanopia (blue-blind)

#381624

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #370d3e;
/* rgb */ color: rgb(55, 13, 62);
/* oklch */ color: oklch(25.6% 0.096 321.6);

Tailwind

colors: {
  custom: {
    50: '#705073',
    500: '#370d3e',
    950: '#000000',
  },
}

SCSS

$custom: #370d3e;
$custom-light: #705073;
$custom-dark: #000000;

JSON

{
  "hex": "#370d3e",
  "rgb": {
    "r": 55,
    "g": 13,
    "b": 62
  },
  "hsl": {
    "h": 291.429,
    "s": 65.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25618,
    "c": 0.09627,
    "h": 321.6
  },
  "luminance": 0.01448
}

Semantic roles & 50–950 ramp

primary

#370D3E

secondary

#387A2D

accent

#E84058

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#080208

muted

#7B787B

Preview Lab

Preview with #370D3E

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

Preview Lab → · Contrast checker → · Palette generator →