#37073F#37073F

#37073F is a dark, moderate purple. Relative luminance 0.013; OKLCH L 25.0% C 0.105 H 321.4°. Best body text is #FFFFFF at 16.61:1 contrast (WCAG AA passes).

Color values

HEX	#37073F
RGB	rgb(55, 7, 63)
HSL	hsl(291, 80%, 14%)
HSV	hsv(291, 89%, 25%)
CMYK	cmyk(12.7%, 88.9%, 0%, 75.3%)
CIE-LAB	lab(11.44, 31.39, -23.46)
CIE-LCH	lch(11.44, 39.19, 323.23°)
OKLab	oklab(25.05% 0.0824 -0.0657)
OKLCH	oklch(25.05% 0.105 321.4)
XYZ	xyz(2.5486, 1.3232, 4.8228)
Luminance	0.0132 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37073F #0F3F07

analogous

#1B073F #37073F #3F072B

triadic

#37073F #3F3707 #073F37

tetradic

#37073F #3F1B07 #0F3F07 #072B3F

square

#37073F #3F1B07 #0F3F07 #072B3F

split-complementary

#37073F #2B3F07 #073F1B

monochromatic

#18031C #18031C #37073F #670D76 #9713AD

Accessibility & contrast

On white

16.61

#37073F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#37073F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37073F

16.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37073F	#FFFFFF	#000000	##FFFFFF
##37073F	1.00	16.61	1.26	16.61
#FFFFFF	16.61	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B40

Deuteranopia (green-blind)

#0E203E

Tritanopia (blue-blind)

#381323

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #37073f;
/* rgb */ color: rgb(55, 7, 63);
/* oklch */ color: oklch(25.0% 0.105 321.4);

Tailwind

colors: {
  custom: {
    50: '#704d74',
    500: '#37073f',
    950: '#000000',
  },
}

SCSS

$custom: #37073f;
$custom-light: #704d74;
$custom-dark: #000000;

JSON

{
  "hex": "#37073f",
  "rgb": {
    "r": 55,
    "g": 7,
    "b": 63
  },
  "hsl": {
    "h": 291.429,
    "s": 80,
    "l": 13.725
  },
  "oklch": {
    "l": 0.25046,
    "c": 0.10537,
    "h": 321.4
  },
  "luminance": 0.01323
}

Semantic roles & 50–950 ramp

primary

#37073F

secondary

#317E24

accent

#F6314E

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#080208

muted

#7B787B

Preview Lab

Preview with #37073F

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

Preview Lab → · Contrast checker → · Palette generator →