#3946A0#3946A0

#3946A0 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.145 H 272.7°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#3946A0
RGB	rgb(57, 70, 160)
HSL	hsl(232, 47%, 43%)
HSV	hsv(232, 64%, 63%)
CMYK	cmyk(64.4%, 56.3%, 0%, 37.3%)
CIE-LAB	lab(33.54, 24.25, -50.57)
CIE-LCH	lch(33.54, 56.08, 295.62°)
OKLab	oklab(43.64% 0.0068 -0.1453)
OKLCH	oklch(43.64% 0.145 272.7)
XYZ	xyz(10.2206, 7.7874, 34.2154)
Luminance	0.0779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3946A0 #A09339

analogous

#397AA0 #3946A0 #5F39A0

triadic

#3946A0 #A03946 #46A039

tetradic

#3946A0 #A0397A #A09339 #39A05F

square

#3946A0 #A0397A #A09339 #39A05F

split-complementary

#3946A0 #A05F39 #7AA039

monochromatic

#191F46 #293273 #3946A0 #5462C2 #818BD2

Accessibility & contrast

On white

8.21

#3946A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3946A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3946A0

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3946A0	#FFFFFF	#000000	##FFFFFF
##3946A0	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A3

Deuteranopia (green-blind)

#004A9E

Tritanopia (blue-blind)

#005B6C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3946a0;
/* rgb */ color: rgb(57, 70, 160);
/* oklch */ color: oklch(43.6% 0.145 272.7);

Tailwind

colors: {
  custom: {
    50: '#7b79bd',
    500: '#3946a0',
    950: '#000000',
  },
}

SCSS

$custom: #3946a0;
$custom-light: #7b79bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3946a0",
  "rgb": {
    "r": 57,
    "g": 70,
    "b": 160
  },
  "hsl": {
    "h": 232.427,
    "s": 47.465,
    "l": 42.549
  },
  "oklch": {
    "l": 0.43643,
    "c": 0.14544,
    "h": 272.7
  },
  "luminance": 0.07788
}

Semantic roles & 50–950 ramp

primary

#3946A0

secondary

#BCB379

accent

#C651D7

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3946A0

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

Preview Lab → · Contrast checker → · Palette generator →