#4E37B5#4E37B5

#4E37B5 is a dark, vivid violet. Relative luminance 0.077; OKLCH L 44.4% C 0.188 H 284.1°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#4E37B5
RGB	rgb(78, 55, 181)
HSL	hsl(251, 53%, 46%)
HSV	hsv(251, 70%, 71%)
CMYK	cmyk(56.9%, 69.6%, 0%, 29%)
CIE-LAB	lab(33.32, 43.99, -63.40)
CIE-LCH	lch(33.32, 77.17, 304.76°)
OKLab	oklab(44.42% 0.0457 -0.1824)
OKLCH	oklch(44.42% 0.188 284.1)
XYZ	xyz(12.8460, 7.6875, 44.5140)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E37B5 #9EB537

analogous

#375FB5 #4E37B5 #8D37B5

triadic

#4E37B5 #B54E37 #37B54E

tetradic

#4E37B5 #B5375F #9EB537 #37B58D

square

#4E37B5 #B5375F #9EB537 #37B58D

split-complementary

#4E37B5 #B58D37 #5FB537

monochromatic

#261A57 #3A2986 #4E37B5 #715CCD #9A8BDC

Accessibility & contrast

On white

8.28

#4E37B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#4E37B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37B5

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37B5	#FFFFFF	#000000	##FFFFFF
##4E37B5	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B9

Deuteranopia (green-blind)

#004AB3

Tritanopia (blue-blind)

#1A5872

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4e37b5;
/* rgb */ color: rgb(78, 55, 181);
/* oklch */ color: oklch(44.4% 0.188 284.1);

Tailwind

colors: {
  custom: {
    50: '#8a70cc',
    500: '#4e37b5',
    950: '#000000',
  },
}

SCSS

$custom: #4e37b5;
$custom-light: #8a70cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37b5",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 181
  },
  "hsl": {
    "h": 250.952,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.44424,
    "c": 0.18806,
    "h": 284.1
  },
  "luminance": 0.07688
}

Semantic roles & 50–950 ramp

primary

#4E37B5

secondary

#BAC682

accent

#DD4BC2

background

#F9F6FC

surface

#F1ECF9

border

#CBC7D2

text

#0D0713

muted

#7E7A82

Preview Lab

Preview with #4E37B5

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

Preview Lab → · Contrast checker → · Palette generator →