#4C43BF#4C43BF

#4C43BF is a mid, vivid blue. Relative luminance 0.093; OKLCH L 47.0% C 0.187 H 279.7°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#4C43BF
RGB	rgb(76, 67, 191)
HSL	hsl(244, 49%, 51%)
HSV	hsv(244, 65%, 75%)
CMYK	cmyk(60.2%, 64.9%, 0%, 25.1%)
CIE-LAB	lab(36.58, 39.85, -63.98)
CIE-LCH	lch(36.58, 75.38, 301.92°)
OKLab	oklab(46.99% 0.0313 -0.1842)
OKLCH	oklch(46.99% 0.187 279.7)
XYZ	xyz(14.3886, 9.3114, 50.3192)
Luminance	0.0931 (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

#4C43BF #B6BF43

analogous

#4378BF #4C43BF #8A43BF

triadic

#4C43BF #BF4C43 #43BF4C

tetradic

#4C43BF #BF4378 #B6BF43 #43BF8A

square

#4C43BF #BF4378 #B6BF43 #43BF8A

split-complementary

#4C43BF #BF8A43 #78BF43

monochromatic

#272265 #393293 #4C43BF #7771CF #A39EDE

Accessibility & contrast

On white

7.34

#4C43BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#4C43BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C43BF

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C43BF	#FFFFFF	#000000	##FFFFFF
##4C43BF	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC3

Deuteranopia (green-blind)

#0051BD

Tritanopia (blue-blind)

#00637B

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4c43bf;
/* rgb */ color: rgb(76, 67, 191);
/* oklch */ color: oklch(47.0% 0.187 279.7);

Tailwind

colors: {
  custom: {
    50: '#8a78d3',
    500: '#4c43bf',
    950: '#000000',
  },
}

SCSS

$custom: #4c43bf;
$custom-light: #8a78d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c43bf",
  "rgb": {
    "r": 76,
    "g": 67,
    "b": 191
  },
  "hsl": {
    "h": 244.355,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.46992,
    "c": 0.18684,
    "h": 279.7
  },
  "luminance": 0.09312
}

Semantic roles & 50–950 ramp

primary

#4C43BF

secondary

#C6CA93

accent

#D94FCF

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4C43BF

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

Preview Lab → · Contrast checker → · Palette generator →