#4A37CB#4A37CB

#4A37CB is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.1% C 0.215 H 279.6°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#4A37CB
RGB	rgb(74, 55, 203)
HSL	hsl(248, 59%, 51%)
HSV	hsv(248, 73%, 80%)
CMYK	cmyk(63.5%, 72.9%, 0%, 20.4%)
CIE-LAB	lab(35.00, 50.17, -73.58)
CIE-LCH	lch(35.00, 89.05, 304.29°)
OKLab	oklab(46.15% 0.0359 -0.2123)
OKLCH	oklch(46.15% 0.215 279.6)
XYZ	xyz(14.9663, 8.4988, 57.3401)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.51

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A37CB #B8CB37

analogous

#376ECB #4A37CB #9437CB

triadic

#4A37CB #CB4A37 #37CB4A

tetradic

#4A37CB #CB376E #B8CB37 #37CB94

square

#4A37CB #CB376E #B8CB37 #37CB94

split-complementary

#4A37CB #CB9437 #6ECB37

monochromatic

#261C6C #37299C #4A37CB #7668D8 #A298E4

Accessibility & contrast

On white

7.78

#4A37CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4A37CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4A37CB

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A37CB	#FFFFFF	#000000	##FFFFFF
##4A37CB	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CF

Deuteranopia (green-blind)

#004CC8

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4a37cb;
/* rgb */ color: rgb(74, 55, 203);
/* oklch */ color: oklch(46.1% 0.215 279.6);

Tailwind

colors: {
  custom: {
    50: '#8c70dc',
    500: '#4a37cb',
    950: '#000000',
  },
}

SCSS

$custom: #4a37cb;
$custom-light: #8c70dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4a37cb",
  "rgb": {
    "r": 74,
    "g": 55,
    "b": 203
  },
  "hsl": {
    "h": 247.703,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.46148,
    "c": 0.21535,
    "h": 279.6
  },
  "luminance": 0.085
}

Semantic roles & 50–950 ramp

primary

#4A37CB

secondary

#C7D08E

accent

#E246CE

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #4A37CB

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

Preview Lab → · Contrast checker → · Palette generator →