#4D37CE#4D37CE

#4D37CE is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.7% C 0.218 H 280.4°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#4D37CE
RGB	rgb(77, 55, 206)
HSL	hsl(249, 61%, 51%)
HSV	hsv(249, 73%, 81%)
CMYK	cmyk(62.6%, 73.3%, 0%, 19.2%)
CIE-LAB	lab(35.53, 51.44, -74.44)
CIE-LCH	lch(35.53, 90.49, 304.64°)
OKLab	oklab(46.67% 0.0393 -0.2148)
OKLCH	oklch(46.67% 0.218 280.4)
XYZ	xyz(15.5638, 8.7652, 59.2522)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.11

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37CE #B8CE37

analogous

#376CCE #4D37CE #9837CE

triadic

#4D37CE #CE4D37 #37CE4D

tetradic

#4D37CE #CE376C #B8CE37 #37CE98

square

#4D37CE #CE376C #B8CE37 #37CE98

split-complementary

#4D37CE #CE9837 #6CCE37

monochromatic

#281B6F #3927A0 #4D37CE #7968DA #A499E6

Accessibility & contrast

On white

7.63

#4D37CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4D37CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37CE

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37CE	#FFFFFF	#000000	##FFFFFF
##4D37CE	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059D2

Deuteranopia (green-blind)

#004ECB

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4d37ce;
/* rgb */ color: rgb(77, 55, 206);
/* oklch */ color: oklch(46.7% 0.218 280.4);

Tailwind

colors: {
  custom: {
    50: '#8e71de',
    500: '#4d37ce',
    950: '#000000',
  },
}

SCSS

$custom: #4d37ce;
$custom-light: #8e71de;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37ce",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 206
  },
  "hsl": {
    "h": 248.742,
    "s": 60.643,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46668,
    "c": 0.21836,
    "h": 280.4
  },
  "luminance": 0.08766
}

Semantic roles & 50–950 ramp

primary

#4D37CE

secondary

#C8D28F

accent

#E444CC

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4D37CE

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

Preview Lab → · Contrast checker → · Palette generator →