#3946AC#3946AC

#3946AC is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.6% C 0.162 H 272.5°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#3946AC
RGB	rgb(57, 70, 172)
HSL	hsl(233, 50%, 45%)
HSV	hsv(233, 67%, 67%)
CMYK	cmyk(66.9%, 59.3%, 0%, 32.5%)
CIE-LAB	lab(34.45, 28.54, -56.27)
CIE-LCH	lch(34.45, 63.09, 296.90°)
OKLab	oklab(44.62% 0.007 -0.162)
OKLCH	oklch(44.62% 0.162 272.5)
XYZ	xyz(11.3214, 8.2277, 40.0132)
Luminance	0.0823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3946AC #AC9F39

analogous

#3980AC #3946AC #6539AC

triadic

#3946AC #AC3946 #46AC39

tetradic

#3946AC #AC3980 #AC9F39 #39AC65

square

#3946AC #AC3980 #AC9F39 #39AC65

split-complementary

#3946AC #AC6539 #80AC39

monochromatic

#1B2150 #2A337E #3946AC #5A66C8 #8891D8

Accessibility & contrast

On white

7.94

#3946AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3946AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3946AC

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3946AC	#FFFFFF	#000000	##FFFFFF
##3946AC	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AF

Deuteranopia (green-blind)

#004CAA

Tritanopia (blue-blind)

#005F72

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3946ac;
/* rgb */ color: rgb(57, 70, 172);
/* oklch */ color: oklch(44.6% 0.162 272.5);

Tailwind

colors: {
  custom: {
    50: '#7d79c6',
    500: '#3946ac',
    950: '#000000',
  },
}

SCSS

$custom: #3946ac;
$custom-light: #7d79c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3946ac",
  "rgb": {
    "r": 57,
    "g": 70,
    "b": 172
  },
  "hsl": {
    "h": 233.217,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.44615,
    "c": 0.1622,
    "h": 272.5
  },
  "luminance": 0.08229
}

Semantic roles & 50–950 ramp

primary

#3946AC

secondary

#C2BA7F

accent

#CA4EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3946AC

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

Preview Lab → · Contrast checker → · Palette generator →