#4339CF#4339CF

#4339CF is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 46.3% C 0.220 H 276.5°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#4339CF
RGB	rgb(67, 57, 207)
HSL	hsl(244, 61%, 52%)
HSV	hsv(244, 72%, 81%)
CMYK	cmyk(67.6%, 72.5%, 0%, 18.8%)
CIE-LAB	lab(35.25, 49.52, -75.51)
CIE-LCH	lch(35.25, 90.30, 303.26°)
OKLab	oklab(46.31% 0.0247 -0.2182)
OKLCH	oklch(46.31% 0.22 276.5)
XYZ	xyz(15.0367, 8.6232, 59.8914)
Luminance	0.0862 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.22

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4339CF #C5CF39

analogous

#397ACF #4339CF #8E39CF

triadic

#4339CF #CF4339 #39CF43

tetradic

#4339CF #CF397A #C5CF39 #39CF8E

square

#4339CF #CF397A #C5CF39 #39CF8E

split-complementary

#4339CF #CF8E39 #7ACF39

monochromatic

#211C72 #3028A3 #4339CF #726ADB #A19CE7

Accessibility & contrast

On white

7.71

#4339CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#4339CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4339CF

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4339CF	#FFFFFF	#000000	##FFFFFF
##4339CF	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059D3

Deuteranopia (green-blind)

#004CCC

Tritanopia (blue-blind)

#006381

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4339cf;
/* rgb */ color: rgb(67, 57, 207);
/* oklch */ color: oklch(46.3% 0.220 276.5);

Tailwind

colors: {
  custom: {
    50: '#8a71df',
    500: '#4339cf',
    950: '#000000',
  },
}

SCSS

$custom: #4339cf;
$custom-light: #8a71df;
$custom-dark: #000000;

JSON

{
  "hex": "#4339cf",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 207
  },
  "hsl": {
    "h": 244,
    "s": 60.976,
    "l": 51.765
  },
  "oklch": {
    "l": 0.46306,
    "c": 0.21957,
    "h": 276.5
  },
  "luminance": 0.08625
}

Semantic roles & 50–950 ramp

primary

#4339CF

secondary

#CED391

accent

#E444D9

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4339CF

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

Preview Lab → · Contrast checker → · Palette generator →