#3428CC#3428CC

#3428CC is a dark, highly saturated blue. Relative luminance 0.066; OKLCH L 42.9% C 0.235 H 273.5°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX#3428CC
RGBrgb(52, 40, 204)
HSLhsl(244, 67%, 48%)
HSVhsv(244, 80%, 80%)
CMYKcmyk(74.5%, 80.4%, 0%, 20%)
CIE-LABlab(30.89, 55.96, -81.00)
CIE-LCHlch(30.89, 98.45, 304.64°)
OKLaboklab(42.89% 0.0142 -0.2343)
OKLCHoklch(42.89% 0.235 273.5)
XYZxyz(13.0704, 6.6059, 57.7013)
Luminance0.0661 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3428CC #C0CC28
analogous
#286ECC #3428CC #8628CC
triadic
#3428CC #CC3428 #28CC34
tetradic
#3428CC #CC286E #C0CC28 #28CC86
square
#3428CC #CC286E #C0CC28 #28CC86
split-complementary
#3428CC #CC8628 #6ECC28
monochromatic
#1A1466 #271E99 #3428CC #5E54DD #8E87E7

Accessibility & contrast

On white

9.05
#3428CC on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.32
#3428CC on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3428CC
9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3428CC#FFFFFF#000000##FFFFFF
##3428CC1.009.052.329.05
#FFFFFF9.051.0021.001.00
#0000002.3221.001.0021.00
##FFFFFF9.051.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0050D0
Deuteranopia (green-blind)
#0041C9
Tritanopia (blue-blind)
#005C7B
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #3428cc;
/* rgb */ color: rgb(52, 40, 204);
/* oklch */ color: oklch(42.9% 0.235 273.5);
Tailwind
colors: {
  custom: {
    50: '#8567dd',
    500: '#3428cc',
    950: '#000000',
  },
}
SCSS
$custom: #3428cc;
$custom-light: #8567dd;
$custom-dark: #000000;
JSON
{
  "hex": "#3428cc",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 204
  },
  "hsl": {
    "h": 244.39,
    "s": 67.213,
    "l": 47.843
  },
  "oklch": {
    "l": 0.42891,
    "c": 0.23474,
    "h": 273.5
  },
  "luminance": 0.06607
}

Semantic roles & 50–950 ramp

primary
#3428CC
secondary
#CBD17F
accent
#EA3EDD
background
#F9F6FD
surface
#F1EBFB
border
#CBC6D4
text
#0D0615
muted
#7E7A83

Preview Lab

Preview with #3428CC

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

Preview Lab → · Contrast checker → · Palette generator →

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