#37187A#37187A

#37187A is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.4% C 0.152 H 289.4°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#37187A
RGB	rgb(55, 24, 122)
HSL	hsl(259, 67%, 29%)
HSV	hsv(259, 80%, 48%)
CMYK	cmyk(54.9%, 80.3%, 0%, 52.2%)
CIE-LAB	lab(19.52, 39.29, -49.89)
CIE-LCH	lch(19.52, 63.50, 308.22°)
OKLab	oklab(32.39% 0.0505 -0.1434)
OKLCH	oklch(32.39% 0.152 289.4)
XYZ	xyz(5.4140, 2.8704, 18.6773)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37187A #5B7A18

analogous

#182A7A #37187A #68187A

triadic

#37187A #7A3718 #187A37

tetradic

#37187A #7A182A #5B7A18 #187A68

square

#37187A #7A182A #5B7A18 #187A68

split-complementary

#37187A #7A6818 #2A7A18

monochromatic

#0C051A #200E47 #37187A #4E22AD #6835D7

Accessibility & contrast

On white

13.34

#37187A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#37187A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37187A

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37187A	#FFFFFF	#000000	##FFFFFF
##37187A	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317D

Deuteranopia (green-blind)

#002D78

Tritanopia (blue-blind)

#1D3448

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #37187a;
/* rgb */ color: rgb(55, 24, 122);
/* oklch */ color: oklch(32.4% 0.152 289.4);

Tailwind

colors: {
  custom: {
    50: '#7659a1',
    500: '#37187a',
    950: '#000000',
  },
}

SCSS

$custom: #37187a;
$custom-light: #7659a1;
$custom-dark: #000000;

JSON

{
  "hex": "#37187a",
  "rgb": {
    "r": 55,
    "g": 24,
    "b": 122
  },
  "hsl": {
    "h": 258.98,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.32394,
    "c": 0.15207,
    "h": 289.4
  },
  "luminance": 0.02871
}

Semantic roles & 50–950 ramp

primary

#37187A

secondary

#8BAF3F

accent

#EA3EB4

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #37187A

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

Preview Lab → · Contrast checker → · Palette generator →