#4740BE#4740BE

#4740BE is a mid, vivid blue. Relative luminance 0.087; OKLCH L 46.0% C 0.190 H 278.3°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#4740BE
RGB	rgb(71, 64, 190)
HSL	hsl(243, 50%, 50%)
HSV	hsv(243, 66%, 75%)
CMYK	cmyk(62.6%, 66.3%, 0%, 25.5%)
CIE-LAB	lab(35.45, 40.56, -65.26)
CIE-LCH	lch(35.45, 76.83, 301.86°)
OKLab	oklab(46.05% 0.0276 -0.1881)
OKLCH	oklch(46.05% 0.19 278.3)
XYZ	xyz(13.7232, 8.7230, 49.6658)
Luminance	0.0872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.74

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4740BE #B7BE40

analogous

#4078BE #4740BE #8640BE

triadic

#4740BE #BE4740 #40BE47

tetradic

#4740BE #BE4078 #B7BE40 #40BE86

square

#4740BE #BE4078 #B7BE40 #40BE86

split-complementary

#4740BE #BE8640 #78BE40

monochromatic

#252162 #363190 #4740BE #736DCE #9F9BDD

Accessibility & contrast

On white

7.65

#4740BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4740BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4740BE

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4740BE	#FFFFFF	#000000	##FFFFFF
##4740BE	1.00	7.65	2.74	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C2

Deuteranopia (green-blind)

#004EBC

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4740be;
/* rgb */ color: rgb(71, 64, 190);
/* oklch */ color: oklch(46.0% 0.190 278.3);

Tailwind

colors: {
  custom: {
    50: '#8876d3',
    500: '#4740be',
    950: '#000000',
  },
}

SCSS

$custom: #4740be;
$custom-light: #8876d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4740be",
  "rgb": {
    "r": 71,
    "g": 64,
    "b": 190
  },
  "hsl": {
    "h": 243.333,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46049,
    "c": 0.19011,
    "h": 278.3
  },
  "luminance": 0.08724
}

Semantic roles & 50–950 ramp

primary

#4740BE

secondary

#C6C990

accent

#D94FD1

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #4740BE

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

Preview Lab → · Contrast checker → · Palette generator →