#4D37C9#4D37C9

#4D37C9 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.2% C 0.212 H 281.0°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#4D37C9
RGB	rgb(77, 55, 201)
HSL	hsl(249, 57%, 50%)
HSV	hsv(249, 73%, 79%)
CMYK	cmyk(61.7%, 72.6%, 0%, 21.2%)
CIE-LAB	lab(35.06, 49.93, -72.31)
CIE-LCH	lch(35.06, 87.88, 304.62°)
OKLab	oklab(46.19% 0.0404 -0.2086)
OKLCH	oklch(46.19% 0.212 281)
XYZ	xyz(14.9660, 8.5261, 56.1041)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.26

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37C9 #B3C937

analogous

#376AC9 #4D37C9 #9637C9

triadic

#4D37C9 #C94D37 #37C94D

tetradic

#4D37C9 #C9376A #B3C937 #37C996

square

#4D37C9 #C9376A #B3C937 #37C996

split-complementary

#4D37C9 #C99637 #6AC937

monochromatic

#281C69 #3A2999 #4D37C9 #7867D6 #A397E3

Accessibility & contrast

On white

7.76

#4D37C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#4D37C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37C9

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37C9	#FFFFFF	#000000	##FFFFFF
##4D37C9	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CD

Deuteranopia (green-blind)

#004DC6

Tritanopia (blue-blind)

#00607D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4d37c9;
/* rgb */ color: rgb(77, 55, 201);
/* oklch */ color: oklch(46.2% 0.212 281.0);

Tailwind

colors: {
  custom: {
    50: '#8d71db',
    500: '#4d37c9',
    950: '#000000',
  },
}

SCSS

$custom: #4d37c9;
$custom-light: #8d71db;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37c9",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 201
  },
  "hsl": {
    "h": 249.041,
    "s": 57.48,
    "l": 50.196
  },
  "oklch": {
    "l": 0.46191,
    "c": 0.21245,
    "h": 281
  },
  "luminance": 0.08527
}

Semantic roles & 50–950 ramp

primary

#4D37C9

secondary

#C5CF8D

accent

#E147CA

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4D37C9

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

Preview Lab → · Contrast checker → · Palette generator →