#4639CC#4639CC

#4639CC is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.2% C 0.215 H 277.8°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#4639CC
RGB	rgb(70, 57, 204)
HSL	hsl(245, 59%, 51%)
HSV	hsv(245, 72%, 80%)
CMYK	cmyk(65.7%, 72.1%, 0%, 20%)
CIE-LAB	lab(35.18, 48.92, -73.88)
CIE-LCH	lch(35.18, 88.61, 303.51°)
OKLab	oklab(46.22% 0.0291 -0.2133)
OKLCH	oklch(46.22% 0.215 277.8)
XYZ	xyz(14.8845, 8.5867, 57.9880)
Luminance	0.0859 (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

#4639CC #BFCC39

analogous

#3975CC #4639CC #8F39CC

triadic

#4639CC #CC4639 #39CC46

tetradic

#4639CC #CC3975 #BFCC39 #39CC8F

square

#4639CC #CC3975 #BFCC39 #39CC8F

split-complementary

#4639CC #CC8F39 #75CC39

monochromatic

#241C6E #33299F #4639CC #736AD9 #A19AE5

Accessibility & contrast

On white

7.73

#4639CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#4639CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4639CC

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4639CC	#FFFFFF	#000000	##FFFFFF
##4639CC	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059D0

Deuteranopia (green-blind)

#004DC9

Tritanopia (blue-blind)

#00627F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4639cc;
/* rgb */ color: rgb(70, 57, 204);
/* oklch */ color: oklch(46.2% 0.215 277.8);

Tailwind

colors: {
  custom: {
    50: '#8a71dd',
    500: '#4639cc',
    950: '#000000',
  },
}

SCSS

$custom: #4639cc;
$custom-light: #8a71dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4639cc",
  "rgb": {
    "r": 70,
    "g": 57,
    "b": 204
  },
  "hsl": {
    "h": 245.306,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46223,
    "c": 0.21533,
    "h": 277.8
  },
  "luminance": 0.08588
}

Semantic roles & 50–950 ramp

primary

#4639CC

secondary

#CBD190

accent

#E246D4

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4639CC

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

Preview Lab → · Contrast checker → · Palette generator →