#4E37D9#4E37D9

#4E37D9 is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.8% C 0.231 H 279.5°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#4E37D9
RGB	rgb(78, 55, 217)
HSL	hsl(249, 68%, 53%)
HSV	hsv(249, 75%, 85%)
CMYK	cmyk(64.1%, 74.7%, 0%, 14.9%)
CIE-LAB	lab(36.67, 54.85, -78.91)
CIE-LCH	lch(36.67, 96.10, 304.80°)
OKLab	oklab(47.81% 0.0382 -0.2278)
OKLCH	oklch(47.81% 0.231 279.5)
XYZ	xyz(17.0285, 9.3605, 66.5416)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E37D9 #C2D937

analogous

#3771D9 #4E37D9 #9F37D9

triadic

#4E37D9 #D94E37 #37D94E

tetradic

#4E37D9 #D93771 #C2D937 #37D99F

square

#4E37D9 #D93771 #C2D937 #37D99F

split-complementary

#4E37D9 #D99F37 #71D937

monochromatic

#26187E #3622B1 #4E37D9 #7C6AE3 #A99EED

Accessibility & contrast

On white

7.31

#4E37D9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4E37D9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E37D9

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E37D9	#FFFFFF	#000000	##FFFFFF
##4E37D9	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDE

Deuteranopia (green-blind)

#0050D6

Tritanopia (blue-blind)

#006686

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4e37d9;
/* rgb */ color: rgb(78, 55, 217);
/* oklch */ color: oklch(47.8% 0.231 279.5);

Tailwind

colors: {
  custom: {
    50: '#9171e6',
    500: '#4e37d9',
    950: '#000000',
  },
}

SCSS

$custom: #4e37d9;
$custom-light: #9171e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4e37d9",
  "rgb": {
    "r": 78,
    "g": 55,
    "b": 217
  },
  "hsl": {
    "h": 248.519,
    "s": 68.067,
    "l": 53.333
  },
  "oklch": {
    "l": 0.47812,
    "c": 0.23099,
    "h": 279.5
  },
  "luminance": 0.09362
}

Semantic roles & 50–950 ramp

primary

#4E37D9

secondary

#CFD993

accent

#EB3DD2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4E37D9

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

Preview Lab → · Contrast checker → · Palette generator →