#4C40BE#4C40BE

#4C40BE is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.4% C 0.189 H 280.4°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#4C40BE
RGB	rgb(76, 64, 190)
HSL	hsl(246, 50%, 50%)
HSV	hsv(246, 66%, 75%)
CMYK	cmyk(60%, 66.3%, 0%, 25.5%)
CIE-LAB	lab(35.83, 41.31, -64.61)
CIE-LCH	lch(35.83, 76.69, 302.60°)
OKLab	oklab(46.43% 0.034 -0.1861)
OKLCH	oklch(46.43% 0.189 280.4)
XYZ	xyz(14.1052, 8.9200, 49.6837)
Luminance	0.0892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.44

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C40BE #B2BE40

analogous

#4073BE #4C40BE #8B40BE

triadic

#4C40BE #BE4C40 #40BE4C

tetradic

#4C40BE #BE4073 #B2BE40 #40BE8B

square

#4C40BE #BE4073 #B2BE40 #40BE8B

split-complementary

#4C40BE #BE8B40 #73BE40

monochromatic

#272162 #3A3190 #4C40BE #766DCE #A19BDD

Accessibility & contrast

On white

7.54

#4C40BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4C40BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4C40BE

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C40BE	#FFFFFF	#000000	##FFFFFF
##4C40BE	1.00	7.54	2.78	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#004FBC

Tritanopia (blue-blind)

#006079

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4c40be;
/* rgb */ color: rgb(76, 64, 190);
/* oklch */ color: oklch(46.4% 0.189 280.4);

Tailwind

colors: {
  custom: {
    50: '#8a76d3',
    500: '#4c40be',
    950: '#000000',
  },
}

SCSS

$custom: #4c40be;
$custom-light: #8a76d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4c40be",
  "rgb": {
    "r": 76,
    "g": 64,
    "b": 190
  },
  "hsl": {
    "h": 245.714,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46425,
    "c": 0.18914,
    "h": 280.4
  },
  "luminance": 0.08921
}

Semantic roles & 50–950 ramp

primary

#4C40BE

secondary

#C4C990

accent

#D94FCC

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4C40BE

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

Preview Lab → · Contrast checker → · Palette generator →