#4D37AF#4D37AF

#4D37AF is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.8% C 0.181 H 284.5°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#4D37AF
RGB	rgb(77, 55, 175)
HSL	hsl(251, 52%, 45%)
HSV	hsv(251, 69%, 69%)
CMYK	cmyk(56%, 68.6%, 0%, 31.4%)
CIE-LAB	lab(32.71, 42.00, -60.83)
CIE-LCH	lch(32.71, 73.92, 304.62°)
OKLab	oklab(43.8% 0.0453 -0.1749)
OKLCH	oklch(43.8% 0.181 284.5)
XYZ	xyz(12.1623, 7.4046, 41.3375)
Luminance	0.0741 (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

#4D37AF #99AF37

analogous

#375DAF #4D37AF #8937AF

triadic

#4D37AF #AF4D37 #37AF4D

tetradic

#4D37AF #AF375D #99AF37 #37AF89

square

#4D37AF #AF375D #99AF37 #37AF89

split-complementary

#4D37AF #AF8937 #5DAF37

monochromatic

#241A52 #392880 #4D37AF #6D59CB #9687D9

Accessibility & contrast

On white

8.46

#4D37AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#4D37AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37AF

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37AF	#FFFFFF	#000000	##FFFFFF
##4D37AF	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B3

Deuteranopia (green-blind)

#0049AD

Tritanopia (blue-blind)

#1F566E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4d37af;
/* rgb */ color: rgb(77, 55, 175);
/* oklch */ color: oklch(43.8% 0.181 284.5);

Tailwind

colors: {
  custom: {
    50: '#8970c8',
    500: '#4d37af',
    950: '#000000',
  },
}

SCSS

$custom: #4d37af;
$custom-light: #8970c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37af",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 175
  },
  "hsl": {
    "h": 251,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.43802,
    "c": 0.18071,
    "h": 284.5
  },
  "luminance": 0.07405
}

Semantic roles & 50–950 ramp

primary

#4D37AF

secondary

#B7C37F

accent

#DC4CC1

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0D0713

muted

#7D7A82

Preview Lab

Preview with #4D37AF

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

Preview Lab → · Contrast checker → · Palette generator →