#4E37CB#4E37CB

#4E37CB is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.5% C 0.215 H 281.1°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#4E37CB
RGB	rgb(78, 55, 203)
HSL	hsl(249, 59%, 51%)
HSV	hsv(249, 73%, 80%)
CMYK	cmyk(61.6%, 72.9%, 0%, 20.4%)
CIE-LAB	lab(35.33, 50.66, -73.03)
CIE-LCH	lch(35.33, 88.88, 304.75°)
OKLab	oklab(46.46% 0.0414 -0.2106)
OKLCH	oklch(46.46% 0.215 281.1)
XYZ	xyz(15.2842, 8.6628, 57.3550)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.04

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E37CB #B4CB37

analogous

#376ACB #4E37CB #9837CB

triadic

#4E37CB #CB4E37 #37CB4E

tetradic

#4E37CB #CB376A #B4CB37 #37CB98

square

#4E37CB #CB376A #B4CB37 #37CB98

split-complementary

#4E37CB #CB9837 #6ACB37

monochromatic

#281C6C #3B299C #4E37CB #7968D8 #A498E4

Accessibility & contrast

On white

7.68

#4E37CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4E37CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37CB

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37CB	#FFFFFF	#000000	##FFFFFF
##4E37CB	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CF

Deuteranopia (green-blind)

#004EC8

Tritanopia (blue-blind)

#00607E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4e37cb;
/* rgb */ color: rgb(78, 55, 203);
/* oklch */ color: oklch(46.5% 0.215 281.1);

Tailwind

colors: {
  custom: {
    50: '#8e71dc',
    500: '#4e37cb',
    950: '#000000',
  },
}

SCSS

$custom: #4e37cb;
$custom-light: #8e71dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37cb",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 203
  },
  "hsl": {
    "h": 249.324,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.4646,
    "c": 0.21465,
    "h": 281.1
  },
  "luminance": 0.08664
}

Semantic roles & 50–950 ramp

primary

#4E37CB

secondary

#C6D08E

accent

#E246CA

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4E37CB

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

Preview Lab → · Contrast checker → · Palette generator →