#370B34#370B34

#370B34 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.7% C 0.089 H 330.8°. Best body text is #FFFFFF at 16.67:1 contrast (WCAG AA passes).

Color values

HEX	#370B34
RGB	rgb(55, 11, 52)
HSL	hsl(304, 67%, 13%)
HSV	hsv(304, 80%, 22%)
CMYK	cmyk(0%, 80%, 5.5%, 78.4%)
CIE-LAB	lab(11.27, 27.38, -15.82)
CIE-LCH	lch(11.27, 31.62, 329.99°)
OKLab	oklab(24.68% 0.0779 -0.0435)
OKLCH	oklch(24.68% 0.089 330.8)
XYZ	xyz(2.3150, 1.2997, 3.3771)
Luminance	0.0130 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370B34 #0B370E

analogous

#240B37 #370B34 #370B1E

triadic

#370B34 #34370B #0B3437

tetradic

#370B34 #37240B #0B370E #0B1E37

square

#370B34 #37240B #0B370E #0B1E37

split-complementary

#370B34 #1E370B #0B3724

monochromatic

#1A0518 #1A0518 #370B34 #6A1564 #9D1F94

Accessibility & contrast

On white

16.67

#370B34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#370B34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370B34

16.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370B34	#FFFFFF	#000000	##FFFFFF
##370B34	1.00	16.67	1.26	16.67
#FFFFFF	16.67	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081A35

Deuteranopia (green-blind)

#182033

Tritanopia (blue-blind)

#39101E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #370b34;
/* rgb */ color: rgb(55, 11, 52);
/* oklch */ color: oklch(24.7% 0.089 330.8);

Tailwind

colors: {
  custom: {
    50: '#704f6b',
    500: '#370b34',
    950: '#000000',
  },
}

SCSS

$custom: #370b34;
$custom-light: #704f6b;
$custom-dark: #000000;

JSON

{
  "hex": "#370b34",
  "rgb": {
    "r": 55,
    "g": 11,
    "b": 52
  },
  "hsl": {
    "h": 304.091,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.24681,
    "c": 0.08923,
    "h": 330.8
  },
  "luminance": 0.013
}

Semantic roles & 50–950 ramp

primary

#370B34

secondary

#2A742F

accent

#EA4A3E

background

#F6F4F6

surface

#ECE7EB

border

#C7C3C6

text

#080206

muted

#7B787A

Preview Lab

Preview with #370B34

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

Preview Lab → · Contrast checker → · Palette generator →