#4D37D7#4D37D7

#4D37D7 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.5% C 0.229 H 279.4°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#4D37D7
RGB	rgb(77, 55, 215)
HSL	hsl(248, 67%, 53%)
HSV	hsv(248, 74%, 84%)
CMYK	cmyk(64.2%, 74.4%, 0%, 15.7%)
CIE-LAB	lab(36.40, 54.14, -78.22)
CIE-LCH	lch(36.40, 95.13, 304.69°)
OKLab	oklab(47.54% 0.0373 -0.2258)
OKLCH	oklch(47.54% 0.229 279.4)
XYZ	xyz(16.6886, 9.2151, 65.1760)
Luminance	0.0922 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.61

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D37D7 #C1D737

analogous

#3771D7 #4D37D7 #9D37D7

triadic

#4D37D7 #D74D37 #37D74D

tetradic

#4D37D7 #D73771 #C1D737 #37D79D

square

#4D37D7 #D73771 #C1D737 #37D79D

split-complementary

#4D37D7 #D79D37 #71D737

monochromatic

#26197B #3623AE #4D37D7 #7A6AE1 #A89DEB

Accessibility & contrast

On white

7.39

#4D37D7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#4D37D7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D37D7

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D37D7	#FFFFFF	#000000	##FFFFFF
##4D37D7	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDC

Deuteranopia (green-blind)

#004FD4

Tritanopia (blue-blind)

#006585

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4d37d7;
/* rgb */ color: rgb(77, 55, 215);
/* oklch */ color: oklch(47.5% 0.229 279.4);

Tailwind

colors: {
  custom: {
    50: '#9071e5',
    500: '#4d37d7',
    950: '#000000',
  },
}

SCSS

$custom: #4d37d7;
$custom-light: #9071e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d37d7",
  "rgb": {
    "r": 77,
    "g": 55,
    "b": 215
  },
  "hsl": {
    "h": 248.25,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47541,
    "c": 0.22887,
    "h": 279.4
  },
  "luminance": 0.09216
}

Semantic roles & 50–950 ramp

primary

#4D37D7

secondary

#CED792

accent

#EA3ED2

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4D37D7

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

Preview Lab → · Contrast checker → · Palette generator →