#4B37AF#4B37AF

#4B37AF is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.6% C 0.181 H 283.6°. Best body text is #FFFFFF at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#4B37AF
RGB	rgb(75, 55, 175)
HSL	hsl(250, 52%, 45%)
HSV	hsv(250, 69%, 69%)
CMYK	cmyk(57.1%, 68.6%, 0%, 31.4%)
CIE-LAB	lab(32.53, 41.67, -61.14)
CIE-LCH	lch(32.53, 73.99, 304.28°)
OKLab	oklab(43.63% 0.0425 -0.1759)
OKLCH	oklch(43.63% 0.181 283.6)
XYZ	xyz(12.0033, 7.3226, 41.3300)
Luminance	0.0732 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.03

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B37AF #9BAF37

analogous

#375FAF #4B37AF #8737AF

triadic

#4B37AF #AF4B37 #37AF4B

tetradic

#4B37AF #AF375F #9BAF37 #37AF87

square

#4B37AF #AF375F #9BAF37 #37AF87

split-complementary

#4B37AF #AF8737 #5FAF37

monochromatic

#231A52 #372880 #4B37AF #6C59CB #9587D9

Accessibility & contrast

On white

8.52

#4B37AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4B37AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B37AF

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B37AF	#FFFFFF	#000000	##FFFFFF
##4B37AF	1.00	8.52	2.46	8.52
#FFFFFF	8.52	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B3

Deuteranopia (green-blind)

#0049AD

Tritanopia (blue-blind)

#17566E

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4b37af;
/* rgb */ color: rgb(75, 55, 175);
/* oklch */ color: oklch(43.6% 0.181 283.6);

Tailwind

colors: {
  custom: {
    50: '#886fc8',
    500: '#4b37af',
    950: '#000000',
  },
}

SCSS

$custom: #4b37af;
$custom-light: #886fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b37af",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 175
  },
  "hsl": {
    "h": 250,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.43628,
    "c": 0.18095,
    "h": 283.6
  },
  "luminance": 0.07323
}

Semantic roles & 50–950 ramp

primary

#4B37AF

secondary

#B8C37F

accent

#DC4CC4

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4B37AF

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

Preview Lab → · Contrast checker → · Palette generator →