#370431#370431

#370431 is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.7% C 0.097 H 333.7°. Best body text is #FFFFFF at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#370431
RGB	rgb(55, 4, 49)
HSL	hsl(307, 86%, 12%)
HSV	hsv(307, 93%, 22%)
CMYK	cmyk(0%, 92.7%, 10.9%, 78.4%)
CIE-LAB	lab(9.96, 30.02, -15.69)
CIE-LCH	lch(9.96, 33.87, 332.40°)
OKLab	oklab(23.68% 0.0871 -0.0431)
OKLCH	oklch(23.68% 0.097 333.7)
XYZ	xyz(2.1734, 1.1210, 3.0070)
Luminance	0.0112 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370431 #04370A

analogous

#240437 #370431 #370418

triadic

#370431 #313704 #043137

tetradic

#370431 #372404 #04370A #041837

square

#370431 #372404 #04370A #041837

split-complementary

#370431 #183704 #043724

monochromatic

#1D0219 #1D0219 #370431 #700864 #A90C97

Accessibility & contrast

On white

17.15

#370431 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#370431 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370431

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370431	#FFFFFF	#000000	##FFFFFF
##370431	1.00	17.15	1.22	17.15
#FFFFFF	17.15	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031732

Deuteranopia (green-blind)

#161E30

Tritanopia (blue-blind)

#3A091A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #370431;
/* rgb */ color: rgb(55, 4, 49);
/* oklch */ color: oklch(23.7% 0.097 333.7);

Tailwind

colors: {
  custom: {
    50: '#704b69',
    500: '#370431',
    950: '#000000',
  },
}

SCSS

$custom: #370431;
$custom-light: #704b69;
$custom-dark: #000000;

JSON

{
  "hex": "#370431",
  "rgb": {
    "r": 55,
    "g": 4,
    "b": 49
  },
  "hsl": {
    "h": 307.059,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.23677,
    "c": 0.09714,
    "h": 333.7
  },
  "luminance": 0.01121
}

Semantic roles & 50–950 ramp

primary

#370431

secondary

#1E7929

accent

#FD442B

background

#F6F4F6

surface

#ECE7EB

border

#C7C3C6

text

#080106

muted

#7B777A

Preview Lab

Preview with #370431

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

Preview Lab → · Contrast checker → · Palette generator →