#4E40AF#4E40AF

#4E40AF is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.3% C 0.169 H 283.0°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#4E40AF
RGB	rgb(78, 64, 175)
HSL	hsl(248, 46%, 47%)
HSV	hsv(248, 63%, 69%)
CMYK	cmyk(55.4%, 63.4%, 0%, 31.4%)
CIE-LAB	lab(34.76, 36.88, -57.48)
CIE-LCH	lch(34.76, 68.30, 302.69°)
OKLab	oklab(45.31% 0.0382 -0.1651)
OKLCH	oklch(45.31% 0.169 283)
XYZ	xyz(12.7108, 8.3809, 41.4970)
Luminance	0.0838 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.02

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E40AF #A1AF40

analogous

#4069AF #4E40AF #8640AF

triadic

#4E40AF #AF4E40 #40AF4E

tetradic

#4E40AF #AF4069 #A1AF40 #40AF86

square

#4E40AF #AF4069 #A1AF40 #40AF86

split-complementary

#4E40AF #AF8640 #69AF40

monochromatic

#261F55 #3A3082 #4E40AF #7265C7 #9B92D7

Accessibility & contrast

On white

7.85

#4E40AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4E40AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E40AF

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E40AF	#FFFFFF	#000000	##FFFFFF
##4E40AF	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B3

Deuteranopia (green-blind)

#004EAD

Tritanopia (blue-blind)

#215B71

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4e40af;
/* rgb */ color: rgb(78, 64, 175);
/* oklch */ color: oklch(45.3% 0.169 283.0);

Tailwind

colors: {
  custom: {
    50: '#8976c8',
    500: '#4e40af',
    950: '#000000',
  },
}

SCSS

$custom: #4e40af;
$custom-light: #8976c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e40af",
  "rgb": {
    "r": 78,
    "g": 64,
    "b": 175
  },
  "hsl": {
    "h": 247.568,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45309,
    "c": 0.16942,
    "h": 283
  },
  "luminance": 0.08382
}

Semantic roles & 50–950 ramp

primary

#4E40AF

secondary

#BBC388

accent

#D652C5

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4E40AF

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

Preview Lab → · Contrast checker → · Palette generator →