#4E37A8#4E37A8

#4E37A8 is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.3% C 0.172 H 286.1°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E37A8
RGB	rgb(78, 55, 168)
HSL	hsl(252, 51%, 44%)
HSV	hsv(252, 67%, 66%)
CMYK	cmyk(53.6%, 67.3%, 0%, 34.1%)
CIE-LAB	lab(32.21, 40.03, -57.46)
CIE-LCH	lch(32.21, 70.03, 304.86°)
OKLab	oklab(43.28% 0.0477 -0.165)
OKLCH	oklch(43.28% 0.172 286.1)
XYZ	xyz(11.5738, 7.1786, 37.8140)
Luminance	0.0718 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.48

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E37A8 #91A837

analogous

#3758A8 #4E37A8 #8637A8

triadic

#4E37A8 #A84E37 #37A84E

tetradic

#4E37A8 #A83758 #91A837 #37A886

square

#4E37A8 #A83758 #91A837 #37A886

split-complementary

#4E37A8 #A88637 #58A837

monochromatic

#23194C #39287A #4E37A8 #6C55C7 #9483D6

Accessibility & contrast

On white

8.62

#4E37A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#4E37A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37A8

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37A8	#FFFFFF	#000000	##FFFFFF
##4E37A8	1.00	8.62	2.44	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FAB

Deuteranopia (green-blind)

#0048A6

Tritanopia (blue-blind)

#2A536B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4e37a8;
/* rgb */ color: rgb(78, 55, 168);
/* oklch */ color: oklch(43.3% 0.172 286.1);

Tailwind

colors: {
  custom: {
    50: '#886fc3',
    500: '#4e37a8',
    950: '#000000',
  },
}

SCSS

$custom: #4e37a8;
$custom-light: #886fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37a8",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 168
  },
  "hsl": {
    "h": 252.212,
    "s": 50.673,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4328,
    "c": 0.17176,
    "h": 286.1
  },
  "luminance": 0.07179
}

Semantic roles & 50–950 ramp

primary

#4E37A8

secondary

#B2C07B

accent

#DA4EBE

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4E37A8

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

Preview Lab → · Contrast checker → · Palette generator →