#3946AF#3946AF

#3946AF is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.9% C 0.166 H 272.4°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3946AF
RGB	rgb(57, 70, 175)
HSL	hsl(233, 51%, 45%)
HSV	hsv(233, 67%, 69%)
CMYK	cmyk(67.4%, 60%, 0%, 31.4%)
CIE-LAB	lab(34.69, 29.61, -57.67)
CIE-LCH	lch(34.69, 64.83, 297.18°)
OKLab	oklab(44.87% 0.007 -0.1662)
OKLCH	oklch(44.87% 0.166 272.4)
XYZ	xyz(11.6128, 8.3443, 41.5477)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3946AF #AFA239

analogous

#3981AF #3946AF #6739AF

triadic

#3946AF #AF3946 #46AF39

tetradic

#3946AF #AF3981 #AFA239 #39AF67

square

#3946AF #AF3981 #AFA239 #39AF67

split-complementary

#3946AF #AF6739 #81AF39

monochromatic

#1B2153 #2A3481 #3946AF #5B68CA #8A92D9

Accessibility & contrast

On white

7.87

#3946AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3946AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3946AF

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3946AF	#FFFFFF	#000000	##FFFFFF
##3946AF	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B2

Deuteranopia (green-blind)

#004CAD

Tritanopia (blue-blind)

#006073

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3946af;
/* rgb */ color: rgb(57, 70, 175);
/* oklch */ color: oklch(44.9% 0.166 272.4);

Tailwind

colors: {
  custom: {
    50: '#7e79c8',
    500: '#3946af',
    950: '#000000',
  },
}

SCSS

$custom: #3946af;
$custom-light: #7e79c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3946af",
  "rgb": {
    "r": 57,
    "g": 70,
    "b": 175
  },
  "hsl": {
    "h": 233.39,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44865,
    "c": 0.16631,
    "h": 272.4
  },
  "luminance": 0.08345
}

Semantic roles & 50–950 ramp

primary

#3946AF

secondary

#C3BC81

accent

#CB4DDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3946AF

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

Preview Lab → · Contrast checker → · Palette generator →