#4B37AE#4B37AE

#4B37AE is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.5% C 0.180 H 283.7°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#4B37AE
RGB	rgb(75, 55, 174)
HSL	hsl(250, 52%, 45%)
HSV	hsv(250, 68%, 68%)
CMYK	cmyk(56.9%, 68.4%, 0%, 31.8%)
CIE-LAB	lab(32.44, 41.36, -60.68)
CIE-LCH	lch(32.44, 73.44, 304.28°)
OKLab	oklab(43.54% 0.0426 -0.1746)
OKLCH	oklch(43.54% 0.18 283.7)
XYZ	xyz(11.9055, 7.2835, 40.8147)
Luminance	0.0728 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.07

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B37AE #9AAE37

analogous

#375FAE #4B37AE #8737AE

triadic

#4B37AE #AE4B37 #37AE4B

tetradic

#4B37AE #AE375F #9AAE37 #37AE87

square

#4B37AE #AE375F #9AAE37 #37AE87

split-complementary

#4B37AE #AE8737 #5FAE37

monochromatic

#231A51 #37287F #4B37AE #6B58CA #9486D9

Accessibility & contrast

On white

8.55

#4B37AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4B37AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B37AE

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B37AE	#FFFFFF	#000000	##FFFFFF
##4B37AE	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B2

Deuteranopia (green-blind)

#0048AC

Tritanopia (blue-blind)

#19566E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4b37ae;
/* rgb */ color: rgb(75, 55, 174);
/* oklch */ color: oklch(43.5% 0.180 283.7);

Tailwind

colors: {
  custom: {
    50: '#886fc7',
    500: '#4b37ae',
    950: '#000000',
  },
}

SCSS

$custom: #4b37ae;
$custom-light: #886fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4b37ae",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 174
  },
  "hsl": {
    "h": 250.084,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.43539,
    "c": 0.1797,
    "h": 283.7
  },
  "luminance": 0.07284
}

Semantic roles & 50–950 ramp

primary

#4B37AE

secondary

#B7C37E

accent

#DB4CC3

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4B37AE

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

Preview Lab → · Contrast checker → · Palette generator →