#4839BF#4839BF

#4839BF is a mid, vivid blue. Relative luminance 0.081; OKLCH L 45.1% C 0.199 H 279.9°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#4839BF
RGB	rgb(72, 57, 191)
HSL	hsl(247, 54%, 49%)
HSV	hsv(247, 70%, 75%)
CMYK	cmyk(62.3%, 70.2%, 0%, 25.1%)
CIE-LAB	lab(34.12, 45.09, -68.02)
CIE-LCH	lch(34.12, 81.61, 303.54°)
OKLab	oklab(45.14% 0.0341 -0.1962)
OKLCH	oklch(45.14% 0.199 279.9)
XYZ	xyz(13.5366, 8.0645, 50.1234)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4839BF #B0BF39

analogous

#396DBF #4839BF #8B39BF

triadic

#4839BF #BF4839 #39BF48

tetradic

#4839BF #BF396D #B0BF39 #39BF8B

square

#4839BF #BF396D #B0BF39 #39BF8B

split-complementary

#4839BF #BF8B39 #6DBF39

monochromatic

#241D61 #362B90 #4839BF #7064D1 #9C93DF

Accessibility & contrast

On white

8.04

#4839BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4839BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4839BF

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4839BF	#FFFFFF	#000000	##FFFFFF
##4839BF	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C3

Deuteranopia (green-blind)

#004BBC

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4839bf;
/* rgb */ color: rgb(72, 57, 191);
/* oklch */ color: oklch(45.1% 0.199 279.9);

Tailwind

colors: {
  custom: {
    50: '#8971d3',
    500: '#4839bf',
    950: '#000000',
  },
}

SCSS

$custom: #4839bf;
$custom-light: #8971d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4839bf",
  "rgb": {
    "r": 72,
    "g": 57,
    "b": 191
  },
  "hsl": {
    "h": 246.716,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45139,
    "c": 0.1991,
    "h": 279.9
  },
  "luminance": 0.08066
}

Semantic roles & 50–950 ramp

primary

#4839BF

secondary

#C3CA8A

accent

#DD4ACD

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4839BF

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

Preview Lab → · Contrast checker → · Palette generator →