#3928AC#3928AC

#3928AC is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.8% C 0.196 H 278.4°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#3928AC
RGB	rgb(57, 40, 172)
HSL	hsl(248, 62%, 42%)
HSV	hsv(248, 77%, 67%)
CMYK	cmyk(66.9%, 76.7%, 0%, 32.5%)
CIE-LAB	lab(27.75, 46.59, -67.25)
CIE-LCH	lch(27.75, 81.81, 304.72°)
OKLab	oklab(39.76% 0.0287 -0.1942)
OKLCH	oklch(39.76% 0.196 278.4)
XYZ	xyz(9.8901, 5.3652, 39.5361)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3928AC #9BAC28

analogous

#2859AC #3928AC #7B28AC

triadic

#3928AC #AC3928 #28AC39

tetradic

#3928AC #AC2859 #9BAC28 #28AC7B

square

#3928AC #AC2859 #9BAC28 #28AC7B

split-complementary

#3928AC #AC7B28 #59AC28

monochromatic

#181149 #291C7A #3928AC #523FD2 #7F71DE

Accessibility & contrast

On white

10.13

#3928AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3928AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3928AC

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3928AC	#FFFFFF	#000000	##FFFFFF
##3928AC	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B0

Deuteranopia (green-blind)

#003CAA

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3928ac;
/* rgb */ color: rgb(57, 40, 172);
/* oklch */ color: oklch(39.8% 0.196 278.4);

Tailwind

colors: {
  custom: {
    50: '#8065c6',
    500: '#3928ac',
    950: '#000000',
  },
}

SCSS

$custom: #3928ac;
$custom-light: #8065c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3928ac",
  "rgb": {
    "r": 57,
    "g": 40,
    "b": 172
  },
  "hsl": {
    "h": 247.727,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39763,
    "c": 0.19635,
    "h": 278.4
  },
  "luminance": 0.05366
}

Semantic roles & 50–950 ramp

primary

#3928AC

secondary

#B9C56B

accent

#E542D0

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3928AC

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

Preview Lab → · Contrast checker → · Palette generator →