#4E37AB#4E37AB

#4E37AB is a dark, vivid violet. Relative luminance 0.073; OKLCH L 43.5% C 0.176 H 285.6°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#4E37AB
RGB	rgb(78, 55, 171)
HSL	hsl(252, 51%, 44%)
HSV	hsv(252, 68%, 67%)
CMYK	cmyk(54.4%, 67.8%, 0%, 32.9%)
CIE-LAB	lab(32.46, 40.94, -58.85)
CIE-LCH	lch(32.46, 71.69, 304.83°)
OKLab	oklab(43.54% 0.0473 -0.1691)
OKLCH	oklch(43.54% 0.176 285.6)
XYZ	xyz(11.8566, 7.2917, 39.3029)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E37AB #94AB37

analogous

#375AAB #4E37AB #8837AB

triadic

#4E37AB #AB4E37 #37AB4E

tetradic

#4E37AB #AB375A #94AB37 #37AB88

square

#4E37AB #AB375A #94AB37 #37AB88

split-complementary

#4E37AB #AB8837 #5AAB37

monochromatic

#24194E #39287D #4E37AB #6D56C9 #9585D8

Accessibility & contrast

On white

8.54

#4E37AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#4E37AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37AB

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37AB	#FFFFFF	#000000	##FFFFFF
##4E37AB	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAF

Deuteranopia (green-blind)

#0049A9

Tritanopia (blue-blind)

#27546C

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4e37ab;
/* rgb */ color: rgb(78, 55, 171);
/* oklch */ color: oklch(43.5% 0.176 285.6);

Tailwind

colors: {
  custom: {
    50: '#896fc5',
    500: '#4e37ab',
    950: '#000000',
  },
}

SCSS

$custom: #4e37ab;
$custom-light: #896fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37ab",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 171
  },
  "hsl": {
    "h": 251.897,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4354,
    "c": 0.17557,
    "h": 285.6
  },
  "luminance": 0.07292
}

Semantic roles & 50–950 ramp

primary

#4E37AB

secondary

#B4C17C

accent

#DB4DBF

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4E37AB

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

Preview Lab → · Contrast checker → · Palette generator →