#4837CC#4837CC

#4837CC is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.1% C 0.217 H 278.8°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#4837CC
RGB	rgb(72, 55, 204)
HSL	hsl(247, 59%, 51%)
HSV	hsv(247, 73%, 80%)
CMYK	cmyk(64.7%, 73%, 0%, 20%)
CIE-LAB	lab(34.94, 50.24, -74.26)
CIE-LCH	lch(34.94, 89.66, 304.08°)
OKLab	oklab(46.09% 0.033 -0.2144)
OKLCH	oklch(46.09% 0.217 278.8)
XYZ	xyz(14.9343, 8.4685, 57.9626)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.71

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4837CC #BBCC37

analogous

#3770CC #4837CC #9337CC

triadic

#4837CC #CC4837 #37CC48

tetradic

#4837CC #CC3770 #BBCC37 #37CC93

square

#4837CC #CC3770 #BBCC37 #37CC93

split-complementary

#4837CC #CC9337 #70CC37

monochromatic

#251C6D #36289E #4837CC #7568D8 #A199E5

Accessibility & contrast

On white

7.80

#4837CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#4837CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4837CC

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4837CC	#FFFFFF	#000000	##FFFFFF
##4837CC	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D0

Deuteranopia (green-blind)

#004CC9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4837cc;
/* rgb */ color: rgb(72, 55, 204);
/* oklch */ color: oklch(46.1% 0.217 278.8);

Tailwind

colors: {
  custom: {
    50: '#8b70dd',
    500: '#4837cc',
    950: '#000000',
  },
}

SCSS

$custom: #4837cc;
$custom-light: #8b70dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4837cc",
  "rgb": {
    "r": 72,
    "g": 55,
    "b": 204
  },
  "hsl": {
    "h": 246.846,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.46094,
    "c": 0.21692,
    "h": 278.8
  },
  "luminance": 0.0847
}

Semantic roles & 50–950 ramp

primary

#4837CC

secondary

#C9D08E

accent

#E345D1

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4837CC

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

Preview Lab → · Contrast checker → · Palette generator →