#3928A7#3928A7

#3928A7 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.2% C 0.190 H 279.1°. Best body text is #FFFFFF at 10.32:1 contrast (WCAG AA passes).

Color values

HEX	#3928A7
RGB	rgb(57, 40, 167)
HSL	hsl(248, 61%, 41%)
HSV	hsv(248, 76%, 65%)
CMYK	cmyk(65.9%, 76%, 0%, 34.5%)
CIE-LAB	lab(27.23, 45.03, -65.10)
CIE-LCH	lch(27.23, 79.15, 304.68°)
OKLab	oklab(39.24% 0.0299 -0.1879)
OKLCH	oklch(39.24% 0.19 279.1)
XYZ	xyz(9.4190, 5.1767, 37.0546)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3928A7 #96A728

analogous

#2857A7 #3928A7 #7828A7

triadic

#3928A7 #A73928 #28A739

tetradic

#3928A7 #A72857 #96A728 #28A778

square

#3928A7 #A72857 #96A728 #28A778

split-complementary

#3928A7 #A77828 #57A728

monochromatic

#171044 #281C76 #3928A7 #503CD0 #7C6DDC

Accessibility & contrast

On white

10.32

#3928A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3928A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3928A7

10.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3928A7	#FFFFFF	#000000	##FFFFFF
##3928A7	1.00	10.32	2.04	10.32
#FFFFFF	10.32	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AB

Deuteranopia (green-blind)

#003BA5

Tritanopia (blue-blind)

#004D66

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3928a7;
/* rgb */ color: rgb(57, 40, 167);
/* oklch */ color: oklch(39.2% 0.190 279.1);

Tailwind

colors: {
  custom: {
    50: '#7f65c2',
    500: '#3928a7',
    950: '#000000',
  },
}

SCSS

$custom: #3928a7;
$custom-light: #7f65c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3928a7",
  "rgb": {
    "r": 57,
    "g": 40,
    "b": 167
  },
  "hsl": {
    "h": 248.031,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.39244,
    "c": 0.19032,
    "h": 279.1
  },
  "luminance": 0.05177
}

Semantic roles & 50–950 ramp

primary

#3928A7

secondary

#B7C368

accent

#E443CF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3928A7

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

Preview Lab → · Contrast checker → · Palette generator →