#4C42BF#4C42BF

#4C42BF is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.8% C 0.188 H 279.9°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#4C42BF
RGB	rgb(76, 66, 191)
HSL	hsl(245, 49%, 50%)
HSV	hsv(245, 65%, 75%)
CMYK	cmyk(60.2%, 65.4%, 0%, 25.1%)
CIE-LAB	lab(36.35, 40.45, -64.34)
CIE-LCH	lch(36.35, 76.00, 302.16°)
OKLab	oklab(46.83% 0.0322 -0.1853)
OKLCH	oklch(46.83% 0.188 279.9)
XYZ	xyz(14.3297, 9.1935, 50.2995)
Luminance	0.0920 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.49

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C42BF #B5BF42

analogous

#4276BF #4C42BF #8A42BF

triadic

#4C42BF #BF4C42 #42BF4C

tetradic

#4C42BF #BF4276 #B5BF42 #42BF8A

square

#4C42BF #BF4276 #B5BF42 #42BF8A

split-complementary

#4C42BF #BF8A42 #76BF42

monochromatic

#272265 #393292 #4C42BF #7770CE #A39DDE

Accessibility & contrast

On white

7.40

#4C42BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#4C42BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C42BF

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C42BF	#FFFFFF	#000000	##FFFFFF
##4C42BF	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC3

Deuteranopia (green-blind)

#0051BD

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4c42bf;
/* rgb */ color: rgb(76, 66, 191);
/* oklch */ color: oklch(46.8% 0.188 279.9);

Tailwind

colors: {
  custom: {
    50: '#8a77d3',
    500: '#4c42bf',
    950: '#000000',
  },
}

SCSS

$custom: #4c42bf;
$custom-light: #8a77d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c42bf",
  "rgb": {
    "r": 76,
    "g": 66,
    "b": 191
  },
  "hsl": {
    "h": 244.8,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46831,
    "c": 0.18805,
    "h": 279.9
  },
  "luminance": 0.09195
}

Semantic roles & 50–950 ramp

primary

#4C42BF

secondary

#C6CA93

accent

#D94FCE

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4C42BF

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

Preview Lab → · Contrast checker → · Palette generator →