#3928BC#3928BC

#3928BC is a dark, highly saturated blue. Relative luminance 0.060; OKLCH L 41.5% C 0.215 H 276.6°. Best body text is #FFFFFF at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#3928BC
RGB	rgb(57, 40, 188)
HSL	hsl(247, 65%, 45%)
HSV	hsv(247, 79%, 74%)
CMYK	cmyk(69.7%, 78.7%, 0%, 26.3%)
CIE-LAB	lab(29.46, 51.51, -73.97)
CIE-LCH	lch(29.46, 90.14, 304.85°)
OKLab	oklab(41.46% 0.0247 -0.2138)
OKLCH	oklch(41.46% 0.215 276.6)
XYZ	xyz(11.5203, 6.0172, 48.1215)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3928BC #ABBC28

analogous

#2861BC #3928BC #8328BC

triadic

#3928BC #BC3928 #28BC39

tetradic

#3928BC #BC2861 #ABBC28 #28BC83

square

#3928BC #BC2861 #ABBC28 #28BC83

split-complementary

#3928BC #BC8328 #61BC28

monochromatic

#1A1357 #2A1D8A #3928BC #5949D8 #877BE3

Accessibility & contrast

On white

9.53

#3928BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3928BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3928BC

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3928BC	#FFFFFF	#000000	##FFFFFF
##3928BC	1.00	9.53	2.20	9.53
#FFFFFF	9.53	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BC0

Deuteranopia (green-blind)

#003FB9

Tritanopia (blue-blind)

#005572

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3928bc;
/* rgb */ color: rgb(57, 40, 188);
/* oklch */ color: oklch(41.5% 0.215 276.6);

Tailwind

colors: {
  custom: {
    50: '#8366d2',
    500: '#3928bc',
    950: '#000000',
  },
}

SCSS

$custom: #3928bc;
$custom-light: #8366d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3928bc",
  "rgb": {
    "r": 57,
    "g": 40,
    "b": 188
  },
  "hsl": {
    "h": 246.892,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41461,
    "c": 0.21522,
    "h": 276.6
  },
  "luminance": 0.06018
}

Semantic roles & 50–950 ramp

primary

#3928BC

secondary

#C1CB75

accent

#E840D5

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3928BC

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

Preview Lab → · Contrast checker → · Palette generator →