#4B39AF#4B39AF

#4B39AF is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.9% C 0.179 H 283.2°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#4B39AF
RGB	rgb(75, 57, 175)
HSL	hsl(249, 51%, 45%)
HSV	hsv(249, 67%, 69%)
CMYK	cmyk(57.1%, 67.4%, 0%, 31.4%)
CIE-LAB	lab(32.95, 40.52, -60.44)
CIE-LCH	lch(32.95, 72.77, 303.84°)
OKLab	oklab(43.93% 0.0407 -0.1739)
OKLCH	oklch(43.93% 0.179 283.2)
XYZ	xyz(12.1003, 7.5165, 41.3623)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B39AF #9DAF39

analogous

#3962AF #4B39AF #8639AF

triadic

#4B39AF #AF4B39 #39AF4B

tetradic

#4B39AF #AF3962 #9DAF39 #39AF86

square

#4B39AF #AF3962 #9DAF39 #39AF86

split-complementary

#4B39AF #AF8639 #62AF39

monochromatic

#231B53 #372A81 #4B39AF #6C5BCA #968AD9

Accessibility & contrast

On white

8.39

#4B39AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#4B39AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B39AF

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B39AF	#FFFFFF	#000000	##FFFFFF
##4B39AF	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B3

Deuteranopia (green-blind)

#0049AD

Tritanopia (blue-blind)

#17576F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #4b39af;
/* rgb */ color: rgb(75, 57, 175);
/* oklch */ color: oklch(43.9% 0.179 283.2);

Tailwind

colors: {
  custom: {
    50: '#8871c8',
    500: '#4b39af',
    950: '#000000',
  },
}

SCSS

$custom: #4b39af;
$custom-light: #8871c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b39af",
  "rgb": {
    "r": 75,
    "g": 57,
    "b": 175
  },
  "hsl": {
    "h": 249.153,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43933,
    "c": 0.17856,
    "h": 283.2
  },
  "luminance": 0.07517
}

Semantic roles & 50–950 ramp

primary

#4B39AF

secondary

#B9C381

accent

#DA4DC5

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B39AF

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

Preview Lab → · Contrast checker → · Palette generator →