#4839B5#4839B5

#4839B5 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.2% C 0.187 H 281.0°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#4839B5
RGB	rgb(72, 57, 181)
HSL	hsl(247, 52%, 47%)
HSV	hsv(247, 69%, 71%)
CMYK	cmyk(60.2%, 68.5%, 0%, 29%)
CIE-LAB	lab(33.22, 41.93, -63.59)
CIE-LCH	lch(33.22, 76.17, 303.40°)
OKLab	oklab(44.22% 0.0357 -0.1832)
OKLCH	oklch(44.22% 0.187 281)
XYZ	xyz(12.4735, 7.6393, 44.5243)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.49

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4839B5 #A6B539

analogous

#3968B5 #4839B5 #8639B5

triadic

#4839B5 #B54839 #39B548

tetradic

#4839B5 #B53968 #A6B539 #39B586

square

#4839B5 #B53968 #A6B539 #39B586

split-complementary

#4839B5 #B58639 #68B539

monochromatic

#231C58 #352A86 #4839B5 #6C5FCD #978DDB

Accessibility & contrast

On white

8.31

#4839B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4839B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4839B5

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4839B5	#FFFFFF	#000000	##FFFFFF
##4839B5	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B9

Deuteranopia (green-blind)

#004AB3

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4839b5;
/* rgb */ color: rgb(72, 57, 181);
/* oklch */ color: oklch(44.2% 0.187 281.0);

Tailwind

colors: {
  custom: {
    50: '#8771cc',
    500: '#4839b5',
    950: '#000000',
  },
}

SCSS

$custom: #4839b5;
$custom-light: #8771cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4839b5",
  "rgb": {
    "r": 72,
    "g": 57,
    "b": 181
  },
  "hsl": {
    "h": 247.258,
    "s": 52.101,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44221,
    "c": 0.18663,
    "h": 281
  },
  "luminance": 0.0764
}

Semantic roles & 50–950 ramp

primary

#4839B5

secondary

#BEC684

accent

#DC4CCA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4839B5

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

Preview Lab → · Contrast checker → · Palette generator →