#4D37CC#4D37CC

#4D37CC is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.5% C 0.216 H 280.6°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#4D37CC
RGB	rgb(77, 55, 204)
HSL	hsl(249, 59%, 51%)
HSV	hsv(249, 73%, 80%)
CMYK	cmyk(62.3%, 73%, 0%, 20%)
CIE-LAB	lab(35.34, 50.84, -73.59)
CIE-LCH	lch(35.34, 89.45, 304.64°)
OKLab	oklab(46.48% 0.0398 -0.2123)
OKLCH	oklch(46.48% 0.216 280.6)
XYZ	xyz(15.3224, 8.6686, 57.9808)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.13

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37CC #B6CC37

analogous

#376BCC #4D37CC #9737CC

triadic

#4D37CC #CC4D37 #37CC4D

tetradic

#4D37CC #CC376B #B6CC37 #37CC97

square

#4D37CC #CC376B #B6CC37 #37CC97

split-complementary

#4D37CC #CC9737 #6BCC37

monochromatic

#281C6D #3A289E #4D37CC #7868D8 #A499E5

Accessibility & contrast

On white

7.68

#4D37CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4D37CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37CC

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37CC	#FFFFFF	#000000	##FFFFFF
##4D37CC	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)

#0058D0

Deuteranopia (green-blind)

#004DC9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4d37cc;
/* rgb */ color: rgb(77, 55, 204);
/* oklch */ color: oklch(46.5% 0.216 280.6);

Tailwind

colors: {
  custom: {
    50: '#8e71dd',
    500: '#4d37cc',
    950: '#000000',
  },
}

SCSS

$custom: #4d37cc;
$custom-light: #8e71dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37cc",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 204
  },
  "hsl": {
    "h": 248.859,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.46477,
    "c": 0.216,
    "h": 280.6
  },
  "luminance": 0.0867
}

Semantic roles & 50–950 ramp

primary

#4D37CC

secondary

#C7D08E

accent

#E345CB

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4D37CC

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

Preview Lab → · Contrast checker → · Palette generator →