#4D37D0#4D37D0

#4D37D0 is a mid, highly saturated blue. Relative luminance 0.089; OKLCH L 46.9% C 0.221 H 280.1°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#4D37D0
RGB	rgb(77, 55, 208)
HSL	hsl(249, 62%, 52%)
HSV	hsv(249, 74%, 82%)
CMYK	cmyk(63%, 73.6%, 0%, 18.4%)
CIE-LAB	lab(35.72, 52.04, -75.29)
CIE-LCH	lch(35.72, 91.52, 304.65°)
OKLab	oklab(46.86% 0.0389 -0.2173)
OKLCH	oklch(46.86% 0.221 280.1)
XYZ	xyz(15.8083, 8.8630, 60.5400)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.15

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37D0 #BAD037

analogous

#376ED0 #4D37D0 #9937D0

triadic

#4D37D0 #D04D37 #37D04D

tetradic

#4D37D0 #D0376E #BAD037 #37D099

square

#4D37D0 #D0376E #BAD037 #37D099

split-complementary

#4D37D0 #D09937 #6ED037

monochromatic

#271B72 #3826A3 #4D37D0 #7969DC #A59AE7

Accessibility & contrast

On white

7.57

#4D37D0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4D37D0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37D0

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37D0	#FFFFFF	#000000	##FFFFFF
##4D37D0	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD4

Deuteranopia (green-blind)

#004ECD

Tritanopia (blue-blind)

#006281

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4d37d0;
/* rgb */ color: rgb(77, 55, 208);
/* oklch */ color: oklch(46.9% 0.221 280.1);

Tailwind

colors: {
  custom: {
    50: '#8f71e0',
    500: '#4d37d0',
    950: '#000000',
  },
}

SCSS

$custom: #4d37d0;
$custom-light: #8f71e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37d0",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 208
  },
  "hsl": {
    "h": 248.627,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.46861,
    "c": 0.22071,
    "h": 280.1
  },
  "luminance": 0.08864
}

Semantic roles & 50–950 ramp

primary

#4D37D0

secondary

#C9D390

accent

#E543CE

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4D37D0

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

Preview Lab → · Contrast checker → · Palette generator →