#4242BE#4242BE

#4242BE is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.0% C 0.189 H 276.0°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#4242BE
RGB	rgb(66, 66, 190)
HSL	hsl(240, 49%, 50%)
HSV	hsv(240, 65%, 75%)
CMYK	cmyk(65.3%, 65.3%, 0%, 25.5%)
CIE-LAB	lab(35.54, 38.63, -65.12)
CIE-LCH	lch(35.54, 75.71, 300.68°)
OKLab	oklab(46.03% 0.0198 -0.1878)
OKLCH	oklch(46.03% 0.189 276)
XYZ	xyz(13.4862, 8.7712, 49.6875)
Luminance	0.0877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4242BE #BEBE42

analogous

#4280BE #4242BE #8042BE

triadic

#4242BE #BE4242 #42BE42

tetradic

#4242BE #BE4280 #BEBE42 #42BE80

square

#4242BE #BE4280 #BEBE42 #42BE80

split-complementary

#4242BE #BE8042 #80BE42

monochromatic

#222263 #323291 #4242BE #7070CE #9D9DDD

Accessibility & contrast

On white

7.62

#4242BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4242BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4242BE

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4242BE	#FFFFFF	#000000	##FFFFFF
##4242BE	1.00	7.62	2.75	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#004EBC

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4242be;
/* rgb */ color: rgb(66, 66, 190);
/* oklch */ color: oklch(46.0% 0.189 276.0);

Tailwind

colors: {
  custom: {
    50: '#8577d3',
    500: '#4242be',
    950: '#000000',
  },
}

SCSS

$custom: #4242be;
$custom-light: #8577d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4242be",
  "rgb": {
    "r": 66,
    "g": 66,
    "b": 190
  },
  "hsl": {
    "h": 240,
    "s": 48.819,
    "l": 50.196
  },
  "oklch": {
    "l": 0.46026,
    "c": 0.18886,
    "h": 276
  },
  "luminance": 0.08772
}

Semantic roles & 50–950 ramp

primary

#4242BE

secondary

#CACA92

accent

#D84FD8

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #4242BE

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

Preview Lab → · Contrast checker → · Palette generator →