#4A37D3#4A37D3

#4A37D3 is a mid, highly saturated blue. Relative luminance 0.089; OKLCH L 46.9% C 0.225 H 278.7°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#4A37D3
RGB	rgb(74, 55, 211)
HSL	hsl(247, 64%, 52%)
HSV	hsv(247, 74%, 83%)
CMYK	cmyk(64.9%, 73.9%, 0%, 17.3%)
CIE-LAB	lab(35.77, 52.60, -76.95)
CIE-LCH	lch(35.77, 93.21, 304.36°)
OKLab	oklab(46.93% 0.0342 -0.2222)
OKLCH	oklch(46.93% 0.225 278.7)
XYZ	xyz(15.9443, 8.8901, 62.4911)
Luminance	0.0889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A37D3 #C0D337

analogous

#3772D3 #4A37D3 #9837D3

triadic

#4A37D3 #D34A37 #37D34A

tetradic

#4A37D3 #D33772 #C0D337 #37D398

square

#4A37D3 #D33772 #C0D337 #37D398

split-complementary

#4A37D3 #D39837 #72D337

monochromatic

#251A76 #3525A8 #4A37D3 #7769DE #A59BE9

Accessibility & contrast

On white

7.56

#4A37D3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4A37D3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37D3

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37D3	#FFFFFF	#000000	##FFFFFF
##4A37D3	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD8

Deuteranopia (green-blind)

#004ED0

Tritanopia (blue-blind)

#006482

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4a37d3;
/* rgb */ color: rgb(74, 55, 211);
/* oklch */ color: oklch(46.9% 0.225 278.7);

Tailwind

colors: {
  custom: {
    50: '#8e71e2',
    500: '#4a37d3',
    950: '#000000',
  },
}

SCSS

$custom: #4a37d3;
$custom-light: #8e71e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37d3",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 211
  },
  "hsl": {
    "h": 247.308,
    "s": 63.934,
    "l": 52.157
  },
  "oklch": {
    "l": 0.46925,
    "c": 0.22479,
    "h": 278.7
  },
  "luminance": 0.08891
}

Semantic roles & 50–950 ramp

primary

#4A37D3

secondary

#CDD591

accent

#E741D3

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4A37D3

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

Preview Lab → · Contrast checker → · Palette generator →