#4B42BF#4B42BF

#4B42BF is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.8% C 0.188 H 279.4°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#4B42BF
RGB	rgb(75, 66, 191)
HSL	hsl(244, 49%, 50%)
HSV	hsv(244, 65%, 75%)
CMYK	cmyk(60.7%, 65.4%, 0%, 25.1%)
CIE-LAB	lab(36.28, 40.29, -64.47)
CIE-LCH	lch(36.28, 76.03, 302.01°)
OKLab	oklab(46.76% 0.0309 -0.1857)
OKLCH	oklch(46.76% 0.188 279.4)
XYZ	xyz(14.2508, 9.1528, 50.2958)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.53

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B42BF #B6BF42

analogous

#4277BF #4B42BF #8942BF

triadic

#4B42BF #BF4B42 #42BF4B

tetradic

#4B42BF #BF4277 #B6BF42 #42BF89

square

#4B42BF #BF4277 #B6BF42 #42BF89

split-complementary

#4B42BF #BF8942 #77BF42

monochromatic

#272265 #383292 #4B42BF #7770CE #A29DDE

Accessibility & contrast

On white

7.42

#4B42BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#4B42BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B42BF

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B42BF	#FFFFFF	#000000	##FFFFFF
##4B42BF	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC3

Deuteranopia (green-blind)

#0050BD

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4b42bf;
/* rgb */ color: rgb(75, 66, 191);
/* oklch */ color: oklch(46.8% 0.188 279.4);

Tailwind

colors: {
  custom: {
    50: '#8a77d3',
    500: '#4b42bf',
    950: '#000000',
  },
}

SCSS

$custom: #4b42bf;
$custom-light: #8a77d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b42bf",
  "rgb": {
    "r": 75,
    "g": 66,
    "b": 191
  },
  "hsl": {
    "h": 244.32,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46755,
    "c": 0.18822,
    "h": 279.4
  },
  "luminance": 0.09154
}

Semantic roles & 50–950 ramp

primary

#4B42BF

secondary

#C6CA93

accent

#D94FCF

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4B42BF

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

Preview Lab → · Contrast checker → · Palette generator →