#4F37D2#4F37D2

#4F37D2 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 47.2% C 0.223 H 280.7°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#4F37D2
RGB	rgb(79, 55, 210)
HSL	hsl(249, 63%, 52%)
HSV	hsv(249, 74%, 82%)
CMYK	cmyk(62.4%, 73.8%, 0%, 17.6%)
CIE-LAB	lab(36.07, 52.88, -75.86)
CIE-LCH	lch(36.07, 92.47, 304.88°)
OKLab	oklab(47.21% 0.0412 -0.2189)
OKLCH	oklch(47.21% 0.223 280.7)
XYZ	xyz(16.2198, 9.0466, 61.8517)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.07

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F37D2 #BAD237

analogous

#376DD2 #4F37D2 #9C37D2

triadic

#4F37D2 #D24F37 #37D24F

tetradic

#4F37D2 #D2376D #BAD237 #37D29C

square

#4F37D2 #D2376D #BAD237 #37D29C

split-complementary

#4F37D2 #D29C37 #6DD237

monochromatic

#281A74 #3925A6 #4F37D2 #7B69DD #A79BE8

Accessibility & contrast

On white

7.47

#4F37D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#4F37D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F37D2

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F37D2	#FFFFFF	#000000	##FFFFFF
##4F37D2	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD6

Deuteranopia (green-blind)

#004FCF

Tritanopia (blue-blind)

#006382

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4f37d2;
/* rgb */ color: rgb(79, 55, 210);
/* oklch */ color: oklch(47.2% 0.223 280.7);

Tailwind

colors: {
  custom: {
    50: '#9071e1',
    500: '#4f37d2',
    950: '#000000',
  },
}

SCSS

$custom: #4f37d2;
$custom-light: #9071e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f37d2",
  "rgb": {
    "r": 79,
    "g": 55,
    "b": 210
  },
  "hsl": {
    "h": 249.29,
    "s": 63.265,
    "l": 51.961
  },
  "oklch": {
    "l": 0.4721,
    "c": 0.2227,
    "h": 280.7
  },
  "luminance": 0.09048
}

Semantic roles & 50–950 ramp

primary

#4F37D2

secondary

#CAD490

accent

#E641CD

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0815

muted

#7E7B84

Preview Lab

Preview with #4F37D2

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

Preview Lab → · Contrast checker → · Palette generator →