#3946C0#3946C0

#3946C0 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.3% C 0.189 H 272.0°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#3946C0
RGB	rgb(57, 70, 192)
HSL	hsl(234, 54%, 49%)
HSV	hsv(234, 70%, 75%)
CMYK	cmyk(70.3%, 63.5%, 0%, 24.7%)
CIE-LAB	lab(36.09, 35.64, -65.41)
CIE-LCH	lch(36.09, 74.49, 298.58°)
OKLab	oklab(46.33% 0.0065 -0.1889)
OKLCH	oklch(46.33% 0.189 272)
XYZ	xyz(13.3887, 9.0546, 50.9011)
Luminance	0.0906 (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

#3946C0 #C0B339

analogous

#398AC0 #3946C0 #7039C0

triadic

#3946C0 #C03946 #46C039

tetradic

#3946C0 #C0398A #C0B339 #39C070

square

#3946C0 #C0398A #C0B339 #39C070

split-complementary

#3946C0 #C07039 #8AC039

monochromatic

#1D2462 #2B3591 #3946C0 #656FD1 #949BDF

Accessibility & contrast

On white

7.47

#3946C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3946C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3946C0

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3946C0	#FFFFFF	#000000	##FFFFFF
##3946C0	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC4

Deuteranopia (green-blind)

#004FBE

Tritanopia (blue-blind)

#00667C

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3946c0;
/* rgb */ color: rgb(57, 70, 192);
/* oklch */ color: oklch(46.3% 0.189 272.0);

Tailwind

colors: {
  custom: {
    50: '#8179d4',
    500: '#3946c0',
    950: '#000000',
  },
}

SCSS

$custom: #3946c0;
$custom-light: #8179d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3946c0",
  "rgb": {
    "r": 57,
    "g": 70,
    "b": 192
  },
  "hsl": {
    "h": 234.222,
    "s": 54.217,
    "l": 48.824
  },
  "oklch": {
    "l": 0.46332,
    "c": 0.189,
    "h": 272
  },
  "luminance": 0.09056
}

Semantic roles & 50–950 ramp

primary

#3946C0

secondary

#CBC48A

accent

#CF4ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3946C0

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

Preview Lab → · Contrast checker → · Palette generator →