#37287D#37287D

#37287D is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.0% C 0.137 H 284.9°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#37287D
RGB	rgb(55, 40, 125)
HSL	hsl(251, 52%, 32%)
HSV	hsv(251, 68%, 49%)
CMYK	cmyk(56%, 68%, 0%, 51%)
CIE-LAB	lab(23.03, 31.22, -46.04)
CIE-LCH	lch(23.03, 55.63, 304.14°)
OKLab	oklab(34.98% 0.0352 -0.1322)
OKLCH	oklch(34.98% 0.137 284.9)
XYZ	xyz(6.0349, 3.8101, 19.8155)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37287D #6E7D28

analogous

#28447D #37287D #61287D

triadic

#37287D #7D3728 #287D37

tetradic

#37287D #7D2844 #6E7D28 #287D61

square

#37287D #7D2844 #6E7D28 #287D61

split-complementary

#37287D #7D6128 #447D28

monochromatic

#0E0A20 #23194F #37287D #4B37AB #6B56C9

Accessibility & contrast

On white

11.92

#37287D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#37287D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37287D

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37287D	#FFFFFF	#000000	##FFFFFF
##37287D	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#00347B

Tritanopia (blue-blind)

#193D4E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #37287d;
/* rgb */ color: rgb(55, 40, 125);
/* oklch */ color: oklch(35.0% 0.137 284.9);

Tailwind

colors: {
  custom: {
    50: '#7563a3',
    500: '#37287d',
    950: '#000000',
  },
}

SCSS

$custom: #37287d;
$custom-light: #7563a3;
$custom-dark: #000000;

JSON

{
  "hex": "#37287d",
  "rgb": {
    "r": 55,
    "g": 40,
    "b": 125
  },
  "hsl": {
    "h": 250.588,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34981,
    "c": 0.13686,
    "h": 284.9
  },
  "luminance": 0.0381
}

Semantic roles & 50–950 ramp

primary

#37287D

secondary

#9EAE53

accent

#DB4DC2

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#09050F

muted

#7B797F

Preview Lab

Preview with #37287D

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

Preview Lab → · Contrast checker → · Palette generator →