#37185B#37185B

#37185B is a dark, moderate violet. Relative luminance 0.022; OKLCH L 29.4% C 0.114 H 300.7°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#37185B
RGB	rgb(55, 24, 91)
HSL	hsl(268, 58%, 23%)
HSV	hsv(268, 74%, 36%)
CMYK	cmyk(39.6%, 73.6%, 0%, 64.3%)
CIE-LAB	lab(16.61, 30.28, -34.39)
CIE-LCH	lch(16.61, 45.82, 311.36°)
OKLab	oklab(29.44% 0.0583 -0.098)
OKLCH	oklch(29.44% 0.114 300.7)
XYZ	xyz(3.7900, 2.2208, 10.1245)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 5.10

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37185B #3C5B18

analogous

#181B5B #37185B #58185B

triadic

#37185B #5B3718 #185B37

tetradic

#37185B #5B181B #3C5B18 #185B58

square

#37185B #5B181B #3C5B18 #185B58

split-complementary

#37185B #5B5818 #1B5B18

monochromatic

#0F0618 #1A0B2B #37185B #54258B #7232BC

Accessibility & contrast

On white

14.54

#37185B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#37185B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37185B

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37185B	#FFFFFF	#000000	##FFFFFF
##37185B	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295D

Deuteranopia (green-blind)

#00295A

Tritanopia (blue-blind)

#2F2837

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #37185b;
/* rgb */ color: rgb(55, 24, 91);
/* oklch */ color: oklch(29.4% 0.114 300.7);

Tailwind

colors: {
  custom: {
    50: '#71578a',
    500: '#37185b',
    950: '#000000',
  },
}

SCSS

$custom: #37185b;
$custom-light: #71578a;
$custom-dark: #000000;

JSON

{
  "hex": "#37185b",
  "rgb": {
    "r": 55,
    "g": 24,
    "b": 91
  },
  "hsl": {
    "h": 267.761,
    "s": 58.261,
    "l": 22.549
  },
  "oklch": {
    "l": 0.29442,
    "c": 0.11398,
    "h": 300.7
  },
  "luminance": 0.02221
}

Semantic roles & 50–950 ramp

primary

#37185B

secondary

#6B923D

accent

#E1469A

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #37185B

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

Preview Lab → · Contrast checker → · Palette generator →