#4B42BA#4B42BA

#4B42BA is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.3% C 0.182 H 280.0°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#4B42BA
RGB	rgb(75, 66, 186)
HSL	hsl(245, 48%, 49%)
HSV	hsv(245, 65%, 73%)
CMYK	cmyk(59.7%, 64.5%, 0%, 27.1%)
CIE-LAB	lab(35.86, 38.68, -62.21)
CIE-LCH	lch(35.86, 73.26, 301.87°)
OKLab	oklab(46.32% 0.0314 -0.179)
OKLCH	oklch(46.32% 0.182 280)
XYZ	xyz(13.7100, 8.9365, 47.4473)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.95

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B42BA #B1BA42

analogous

#4275BA #4B42BA #8742BA

triadic

#4B42BA #BA4B42 #42BA4B

tetradic

#4B42BA #BA4275 #B1BA42 #42BA87

square

#4B42BA #BA4275 #B1BA42 #42BA87

split-complementary

#4B42BA #BA8742 #75BA42

monochromatic

#272260 #39328D #4B42BA #756ECB #A09BDB

Accessibility & contrast

On white

7.53

#4B42BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#4B42BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B42BA

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B42BA	#FFFFFF	#000000	##FFFFFF
##4B42BA	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BE

Deuteranopia (green-blind)

#0050B8

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4b42ba;
/* rgb */ color: rgb(75, 66, 186);
/* oklch */ color: oklch(46.3% 0.182 280.0);

Tailwind

colors: {
  custom: {
    50: '#8977d0',
    500: '#4b42ba',
    950: '#000000',
  },
}

SCSS

$custom: #4b42ba;
$custom-light: #8977d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b42ba",
  "rgb": {
    "r": 75,
    "g": 66,
    "b": 186
  },
  "hsl": {
    "h": 244.5,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46324,
    "c": 0.18177,
    "h": 280
  },
  "luminance": 0.08937
}

Semantic roles & 50–950 ramp

primary

#4B42BA

secondary

#C3C890

accent

#D751CD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0D0914

muted

#7D7B82

Preview Lab

Preview with #4B42BA

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

Preview Lab → · Contrast checker → · Palette generator →