#4C42BA#4C42BA

#4C42BA is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.4% C 0.182 H 280.4°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#4C42BA
RGB	rgb(76, 66, 186)
HSL	hsl(245, 48%, 49%)
HSV	hsv(245, 65%, 73%)
CMYK	cmyk(59.1%, 64.5%, 0%, 27.1%)
CIE-LAB	lab(35.94, 38.84, -62.08)
CIE-LCH	lch(35.94, 73.23, 302.03°)
OKLab	oklab(46.4% 0.0327 -0.1786)
OKLCH	oklch(46.4% 0.182 280.4)
XYZ	xyz(13.7888, 8.9771, 47.4510)
Luminance	0.0898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.86

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C42BA #B0BA42

analogous

#4274BA #4C42BA #8842BA

triadic

#4C42BA #BA4C42 #42BA4C

tetradic

#4C42BA #BA4274 #B0BA42 #42BA88

square

#4C42BA #BA4274 #B0BA42 #42BA88

split-complementary

#4C42BA #BA8842 #74BA42

monochromatic

#272260 #3A328D #4C42BA #766ECB #A09BDB

Accessibility & contrast

On white

7.51

#4C42BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#4C42BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C42BA

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C42BA	#FFFFFF	#000000	##FFFFFF
##4C42BA	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BE

Deuteranopia (green-blind)

#0050B8

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4c42ba;
/* rgb */ color: rgb(76, 66, 186);
/* oklch */ color: oklch(46.4% 0.182 280.4);

Tailwind

colors: {
  custom: {
    50: '#8977d0',
    500: '#4c42ba',
    950: '#000000',
  },
}

SCSS

$custom: #4c42ba;
$custom-light: #8977d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4c42ba",
  "rgb": {
    "r": 76,
    "g": 66,
    "b": 186
  },
  "hsl": {
    "h": 245,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.46401,
    "c": 0.1816,
    "h": 280.4
  },
  "luminance": 0.08978
}

Semantic roles & 50–950 ramp

primary

#4C42BA

secondary

#C3C890

accent

#D751CC

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #4C42BA

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

Preview Lab → · Contrast checker → · Palette generator →