#4B40AF#4B40AF

#4B40AF is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.1% C 0.170 H 281.6°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#4B40AF
RGB	rgb(75, 64, 175)
HSL	hsl(246, 46%, 47%)
HSV	hsv(246, 63%, 69%)
CMYK	cmyk(57.1%, 63.4%, 0%, 31.4%)
CIE-LAB	lab(34.51, 36.34, -57.90)
CIE-LCH	lch(34.51, 68.36, 302.12°)
OKLab	oklab(45.06% 0.0342 -0.1664)
OKLCH	oklch(45.06% 0.17 281.6)
XYZ	xyz(12.4705, 8.2570, 41.4858)
Luminance	0.0826 (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

#4B40AF #A4AF40

analogous

#406DAF #4B40AF #8340AF

triadic

#4B40AF #AF4B40 #40AF4B

tetradic

#4B40AF #AF406D #A4AF40 #40AF83

square

#4B40AF #AF406D #A4AF40 #40AF83

split-complementary

#4B40AF #AF8340 #6DAF40

monochromatic

#251F55 #383082 #4B40AF #6F65C7 #9992D7

Accessibility & contrast

On white

7.92

#4B40AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#4B40AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B40AF

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B40AF	#FFFFFF	#000000	##FFFFFF
##4B40AF	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B3

Deuteranopia (green-blind)

#004DAD

Tritanopia (blue-blind)

#165B71

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4b40af;
/* rgb */ color: rgb(75, 64, 175);
/* oklch */ color: oklch(45.1% 0.170 281.6);

Tailwind

colors: {
  custom: {
    50: '#8775c8',
    500: '#4b40af',
    950: '#000000',
  },
}

SCSS

$custom: #4b40af;
$custom-light: #8775c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b40af",
  "rgb": {
    "r": 75,
    "g": 64,
    "b": 175
  },
  "hsl": {
    "h": 245.946,
    "s": 46.444,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45063,
    "c": 0.16987,
    "h": 281.6
  },
  "luminance": 0.08258
}

Semantic roles & 50–950 ramp

primary

#4B40AF

secondary

#BDC388

accent

#D652C9

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B40AF

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

Preview Lab → · Contrast checker → · Palette generator →