#370440#370440

#370440 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.8% C 0.110 H 320.9°. Best body text is #FFFFFF at 16.75:1 contrast (WCAG AA passes).

Color values

HEX	#370440
RGB	rgb(55, 4, 64)
HSL	hsl(291, 88%, 13%)
HSV	hsv(291, 94%, 25%)
CMYK	cmyk(14.1%, 93.8%, 0%, 74.9%)
CIE-LAB	lab(11.06, 32.93, -24.78)
CIE-LCH	lch(11.06, 41.21, 323.05°)
OKLab	oklab(24.81% 0.0857 -0.0696)
OKLCH	oklch(24.81% 0.11 320.9)
XYZ	xyz(2.5443, 1.2694, 4.9605)
Luminance	0.0127 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370440 #0D4004

analogous

#190440 #370440 #40042B

triadic

#370440 #403704 #044037

tetradic

#370440 #401904 #0D4004 #042B40

square

#370440 #401904 #0D4004 #042B40

split-complementary

#370440 #2B4004 #044019

monochromatic

#19021D #19021D #370440 #68087A #9A0BB3

Accessibility & contrast

On white

16.75

#370440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#370440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370440

16.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370440	#FFFFFF	#000000	##FFFFFF
##370440	1.00	16.75	1.25	16.75
#FFFFFF	16.75	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A42

Deuteranopia (green-blind)

#0B1F3F

Tritanopia (blue-blind)

#371123

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #370440;
/* rgb */ color: rgb(55, 4, 64);
/* oklch */ color: oklch(24.8% 0.110 320.9);

Tailwind

colors: {
  custom: {
    50: '#714c75',
    500: '#370440',
    950: '#000000',
  },
}

SCSS

$custom: #370440;
$custom-light: #714c75;
$custom-dark: #000000;

JSON

{
  "hex": "#370440",
  "rgb": {
    "r": 55,
    "g": 4,
    "b": 64
  },
  "hsl": {
    "h": 291,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24805,
    "c": 0.1104,
    "h": 320.9
  },
  "luminance": 0.01269
}

Semantic roles & 50–950 ramp

primary

#370440

secondary

#2D811F

accent

#FE2949

background

#F7F4F7

surface

#EDE7ED

border

#C8C3C8

text

#080108

muted

#7B777B

Preview Lab

Preview with #370440

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

Preview Lab → · Contrast checker → · Palette generator →