#4839B8#4839B8

#4839B8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.5% C 0.190 H 280.7°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#4839B8
RGB	rgb(72, 57, 184)
HSL	hsl(247, 53%, 47%)
HSV	hsv(247, 69%, 72%)
CMYK	cmyk(60.9%, 69%, 0%, 27.8%)
CIE-LAB	lab(33.49, 42.88, -64.93)
CIE-LCH	lch(33.49, 77.81, 303.44°)
OKLab	oklab(44.49% 0.0353 -0.1871)
OKLCH	oklch(44.49% 0.19 280.7)
XYZ	xyz(12.7846, 7.7637, 46.1630)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.51

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4839B8 #A9B839

analogous

#3969B8 #4839B8 #8839B8

triadic

#4839B8 #B84839 #39B848

tetradic

#4839B8 #B83969 #A9B839 #39B888

square

#4839B8 #B83969 #A9B839 #39B888

split-complementary

#4839B8 #B88839 #69B839

monochromatic

#231C5B #362B89 #4839B8 #6D60CE #988FDC

Accessibility & contrast

On white

8.23

#4839B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#4839B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4839B8

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4839B8	#FFFFFF	#000000	##FFFFFF
##4839B8	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053BC

Deuteranopia (green-blind)

#004AB6

Tritanopia (blue-blind)

#005B74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #4839b8;
/* rgb */ color: rgb(72, 57, 184);
/* oklch */ color: oklch(44.5% 0.190 280.7);

Tailwind

colors: {
  custom: {
    50: '#8871ce',
    500: '#4839b8',
    950: '#000000',
  },
}

SCSS

$custom: #4839b8;
$custom-light: #8871ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4839b8",
  "rgb": {
    "r": 72,
    "g": 57,
    "b": 184
  },
  "hsl": {
    "h": 247.087,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44494,
    "c": 0.1904,
    "h": 280.7
  },
  "luminance": 0.07765
}

Semantic roles & 50–950 ramp

primary

#4839B8

secondary

#BFC786

accent

#DC4CCB

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0D0814

muted

#7D7B82

Preview Lab

Preview with #4839B8

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

Preview Lab → · Contrast checker → · Palette generator →