#370B42#370B42

#370B42 is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.7% C 0.103 H 318.7°. Best body text is #FFFFFF at 16.29:1 contrast (WCAG AA passes).

Color values

HEX	#370B42
RGB	rgb(55, 11, 66)
HSL	hsl(288, 71%, 15%)
HSV	hsv(288, 83%, 26%)
CMYK	cmyk(16.7%, 83.3%, 0%, 74.1%)
CIE-LAB	lab(12.25, 30.37, -24.27)
CIE-LCH	lch(12.25, 38.88, 321.37°)
OKLab	oklab(25.7% 0.0775 -0.0681)
OKLCH	oklch(25.7% 0.103 318.7)
XYZ	xyz(2.6785, 1.4450, 5.2910)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370B42 #16420B

analogous

#1B0B42 #370B42 #420B31

triadic

#370B42 #42370B #0B4237

tetradic

#370B42 #421B0B #16420B #0B3142

square

#370B42 #421B0B #16420B #0B3142

split-complementary

#370B42 #31420B #0B421B

monochromatic

#16041A #16041A #370B42 #631476 #8E1CAB

Accessibility & contrast

On white

16.29

#370B42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#370B42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370B42

16.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370B42	#FFFFFF	#000000	##FFFFFF
##370B42	1.00	16.29	1.29	16.29
#FFFFFF	16.29	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D44

Deuteranopia (green-blind)

#0E2141

Tritanopia (blue-blind)

#371626

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #370b42;
/* rgb */ color: rgb(55, 11, 66);
/* oklch */ color: oklch(25.7% 0.103 318.7);

Tailwind

colors: {
  custom: {
    50: '#704f77',
    500: '#370b42',
    950: '#000000',
  },
}

SCSS

$custom: #370b42;
$custom-light: #704f77;
$custom-dark: #000000;

JSON

{
  "hex": "#370b42",
  "rgb": {
    "r": 55,
    "g": 11,
    "b": 66
  },
  "hsl": {
    "h": 288,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25699,
    "c": 0.10321,
    "h": 318.7
  },
  "luminance": 0.01445
}

Semantic roles & 50–950 ramp

primary

#370B42

secondary

#3B7F2A

accent

#EE3A5E

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#080208

muted

#7B787B

Preview Lab

Preview with #370B42

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

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