#37189F#37189F

#37189F is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.4% C 0.195 H 281.2°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#37189F
RGB	rgb(55, 24, 159)
HSL	hsl(254, 74%, 36%)
HSV	hsv(254, 85%, 62%)
CMYK	cmyk(65.4%, 84.9%, 0%, 37.6%)
CIE-LAB	lab(23.57, 50.02, -66.30)
CIE-LCH	lch(23.57, 83.05, 307.03°)
OKLab	oklab(36.39% 0.0378 -0.1913)
OKLCH	oklch(36.39% 0.195 281.2)
XYZ	xyz(8.1582, 3.9681, 33.1302)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37189F #809F18

analogous

#183C9F #37189F #7A189F

triadic

#37189F #9F3718 #189F37

tetradic

#37189F #9F183C #809F18 #189F7A

square

#37189F #9F183C #809F18 #189F7A

split-complementary

#37189F #9F7A18 #3C9F18

monochromatic

#120835 #25106A #37189F #4920D4 #704DE4

Accessibility & contrast

On white

11.71

#37189F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#37189F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37189F

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37189F	#FFFFFF	#000000	##FFFFFF
##37189F	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA3

Deuteranopia (green-blind)

#00339D

Tritanopia (blue-blind)

#00435E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #37189f;
/* rgb */ color: rgb(55, 24, 159);
/* oklch */ color: oklch(36.4% 0.195 281.2);

Tailwind

colors: {
  custom: {
    50: '#7d5cbd',
    500: '#37189f',
    950: '#000000',
  },
}

SCSS

$custom: #37189f;
$custom-light: #7d5cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#37189f",
  "rgb": {
    "r": 55,
    "g": 24,
    "b": 159
  },
  "hsl": {
    "h": 253.778,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36394,
    "c": 0.19501,
    "h": 281.2
  },
  "luminance": 0.03969
}

Semantic roles & 50–950 ramp

primary

#37189F

secondary

#AAC64D

accent

#F037C6

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #37189F

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

Preview Lab → · Contrast checker → · Palette generator →