#3428B9#3428B9

#3428B9 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.8% C 0.213 H 275.1°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX#3428B9
RGBrgb(52, 40, 185)
HSLhsl(245, 64%, 44%)
HSVhsv(245, 78%, 73%)
CMYKcmyk(71.9%, 78.4%, 0%, 27.5%)
CIE-LABlab(28.77, 50.16, -73.34)
CIE-LCHlch(28.77, 88.85, 304.37°)
OKLaboklab(40.79% 0.0188 -0.2121)
OKLCHoklch(40.79% 0.213 275.1)
XYZxyz(10.9290, 5.7494, 46.4233)
Luminance0.0575 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3428B9 #ADB928
analogous
#2864B9 #3428B9 #7D28B9
triadic
#3428B9 #B93428 #28B934
tetradic
#3428B9 #B92864 #ADB928 #28B97D
square
#3428B9 #B92864 #ADB928 #28B97D
split-complementary
#3428B9 #B97D28 #64B928
monochromatic
#181254 #261D87 #3428B9 #5347D7 #8279E2

Accessibility & contrast

On white

9.77
#3428B9 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.15
#3428B9 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3428B9
9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3428B9#FFFFFF#000000##FFFFFF
##3428B91.009.772.159.77
#FFFFFF9.771.0021.001.00
#0000002.1521.001.0021.00
##FFFFFF9.771.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004ABD
Deuteranopia (green-blind)
#003DB6
Tritanopia (blue-blind)
#005470
Achromatopsia (no color)
#444444

Design tokens & code

CSS
--color: #3428b9;
/* rgb */ color: rgb(52, 40, 185);
/* oklch */ color: oklch(40.8% 0.213 275.1);
Tailwind
colors: {
  custom: {
    50: '#8065cf',
    500: '#3428b9',
    950: '#000000',
  },
}
SCSS
$custom: #3428b9;
$custom-light: #8065cf;
$custom-dark: #000000;
JSON
{
  "hex": "#3428b9",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 185
  },
  "hsl": {
    "h": 244.966,
    "s": 64.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.40794,
    "c": 0.21291,
    "h": 275.1
  },
  "luminance": 0.0575
}

Semantic roles & 50–950 ramp

primary
#3428B9
secondary
#C3CA73
accent
#E740DA
background
#F8F6FC
surface
#F0EBF9
border
#CBC6D2
text
#0C0614
muted
#7D7A82

Preview Lab

Preview with #3428B9

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

Preview Lab → · Contrast checker → · Palette generator →

#3428B9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva