#3928A9#3928A9

#3928A9 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.5% C 0.193 H 278.8°. Best body text is #FFFFFF at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#3928A9
RGB	rgb(57, 40, 169)
HSL	hsl(248, 62%, 41%)
HSV	hsv(248, 76%, 66%)
CMYK	cmyk(66.3%, 76.3%, 0%, 33.7%)
CIE-LAB	lab(27.44, 45.66, -65.96)
CIE-LCH	lch(27.44, 80.22, 304.69°)
OKLab	oklab(39.45% 0.0295 -0.1905)
OKLCH	oklch(39.45% 0.193 278.8)
XYZ	xyz(9.6053, 5.2512, 38.0358)
Luminance	0.0525 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3928A9 #98A928

analogous

#2857A9 #3928A9 #7928A9

triadic

#3928A9 #A93928 #28A939

tetradic

#3928A9 #A92857 #98A928 #28A979

square

#3928A9 #A92857 #98A928 #28A979

split-complementary

#3928A9 #A97928 #57A928

monochromatic

#181146 #281C78 #3928A9 #513DD1 #7D6FDD

Accessibility & contrast

On white

10.24

#3928A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#3928A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3928A9

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3928A9	#FFFFFF	#000000	##FFFFFF
##3928A9	1.00	10.24	2.05	10.24
#FFFFFF	10.24	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#003CA7

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3928a9;
/* rgb */ color: rgb(57, 40, 169);
/* oklch */ color: oklch(39.5% 0.193 278.8);

Tailwind

colors: {
  custom: {
    50: '#7f65c4',
    500: '#3928a9',
    950: '#000000',
  },
}

SCSS

$custom: #3928a9;
$custom-light: #7f65c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3928a9",
  "rgb": {
    "r": 57,
    "g": 40,
    "b": 169
  },
  "hsl": {
    "h": 247.907,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39451,
    "c": 0.19274,
    "h": 278.8
  },
  "luminance": 0.05252
}

Semantic roles & 50–950 ramp

primary

#3928A9

secondary

#B8C469

accent

#E543CF

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3928A9

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

Preview Lab → · Contrast checker → · Palette generator →