#4E40B5#4E40B5

#4E40B5 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.177 H 282.3°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#4E40B5
RGB	rgb(78, 64, 181)
HSL	hsl(247, 48%, 48%)
HSV	hsv(247, 65%, 71%)
CMYK	cmyk(56.9%, 64.6%, 0%, 29%)
CIE-LAB	lab(35.25, 38.78, -60.26)
CIE-LCH	lch(35.25, 71.66, 302.77°)
OKLab	oklab(45.81% 0.0376 -0.1732)
OKLCH	oklch(45.81% 0.177 282.3)
XYZ	xyz(13.3132, 8.6218, 44.6698)
Luminance	0.0862 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 0.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E40B5 #A7B540

analogous

#406DB5 #4E40B5 #8840B5

triadic

#4E40B5 #B54E40 #40B54E

tetradic

#4E40B5 #B5406D #A7B540 #40B588

square

#4E40B5 #B5406D #A7B540 #40B588

split-complementary

#4E40B5 #B58840 #6DB540

monochromatic

#27205B #3B3088 #4E40B5 #7468CA #9E96DA

Accessibility & contrast

On white

7.71

#4E40B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#4E40B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E40B5

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E40B5	#FFFFFF	#000000	##FFFFFF
##4E40B5	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#004FB3

Tritanopia (blue-blind)

#185D74

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4e40b5;
/* rgb */ color: rgb(78, 64, 181);
/* oklch */ color: oklch(45.8% 0.177 282.3);

Tailwind

colors: {
  custom: {
    50: '#8a76cc',
    500: '#4e40b5',
    950: '#000000',
  },
}

SCSS

$custom: #4e40b5;
$custom-light: #8a76cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4e40b5",
  "rgb": {
    "r": 78,
    "g": 64,
    "b": 181
  },
  "hsl": {
    "h": 247.179,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.4581,
    "c": 0.17725,
    "h": 282.3
  },
  "luminance": 0.08623
}

Semantic roles & 50–950 ramp

primary

#4E40B5

secondary

#BEC58B

accent

#D750C7

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #4E40B5

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

Preview Lab → · Contrast checker → · Palette generator →