#4C43BC#4C43BC

#4C43BC is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.7% C 0.183 H 280.0°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#4C43BC
RGB	rgb(76, 67, 188)
HSL	hsl(244, 47%, 50%)
HSV	hsv(244, 64%, 74%)
CMYK	cmyk(59.6%, 64.4%, 0%, 26.3%)
CIE-LAB	lab(36.33, 38.89, -62.62)
CIE-LCH	lch(36.33, 73.71, 301.84°)
OKLab	oklab(46.74% 0.0316 -0.1802)
OKLCH	oklch(46.74% 0.183 280)
XYZ	xyz(14.0619, 9.1807, 48.5982)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.15

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C43BC #B3BC43

analogous

#4376BC #4C43BC #8943BC

triadic

#4C43BC #BC4C43 #43BC4C

tetradic

#4C43BC #BC4376 #B3BC43 #43BC89

square

#4C43BC #BC4376 #B3BC43 #43BC89

split-complementary

#4C43BC #BC8943 #76BC43

monochromatic

#282362 #3A338F #4C43BC #7770CC #A29DDC

Accessibility & contrast

On white

7.40

#4C43BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#4C43BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C43BC

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C43BC	#FFFFFF	#000000	##FFFFFF
##4C43BC	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)

#005AC0

Deuteranopia (green-blind)

#0051BA

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4c43bc;
/* rgb */ color: rgb(76, 67, 188);
/* oklch */ color: oklch(46.7% 0.183 280.0);

Tailwind

colors: {
  custom: {
    50: '#8a78d1',
    500: '#4c43bc',
    950: '#000000',
  },
}

SCSS

$custom: #4c43bc;
$custom-light: #8a78d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4c43bc",
  "rgb": {
    "r": 76,
    "g": 67,
    "b": 188
  },
  "hsl": {
    "h": 244.463,
    "s": 47.451,
    "l": 50
  },
  "oklch": {
    "l": 0.46736,
    "c": 0.18296,
    "h": 280
  },
  "luminance": 0.09182
}

Semantic roles & 50–950 ramp

primary

#4C43BC

secondary

#C4C992

accent

#D751CD

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4C43BC

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

Preview Lab → · Contrast checker → · Palette generator →