#33428F#33428F

#33428F is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.1% C 0.128 H 271.4°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX#33428F
RGBrgb(51, 66, 143)
HSLhsl(230, 47%, 38%)
HSVhsv(230, 64%, 56%)
CMYKcmyk(64.3%, 53.8%, 0%, 43.9%)
CIE-LABlab(30.84, 19.67, -44.61)
CIE-LCHlch(30.84, 48.76, 293.80°)
OKLaboklab(41.12% 0.0031 -0.128)
OKLCHoklch(41.12% 0.128 271.4)
XYZxyz(8.2697, 6.5827, 26.8161)
Luminance0.0658 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#33428F #8F8033
analogous
#33708F #33428F #52338F
triadic
#33428F #8F3342 #428F33
tetradic
#33428F #8F3370 #8F8033 #338F52
square
#33428F #8F3370 #8F8033 #338F52
split-complementary
#33428F #8F5233 #708F33
monochromatic
#131835 #232D62 #33428F #4357BC #707FCC

Accessibility & contrast

On white

9.07
#33428F on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.32
#33428F on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33428F
9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##33428F#FFFFFF#000000##FFFFFF
##33428F1.009.072.329.07
#FFFFFF9.071.0021.001.00
#0000002.3221.001.0021.00
##FFFFFF9.071.0021.001.00

Color blindness preview

Protanopia (red-blind)
#124D92
Deuteranopia (green-blind)
#00458D
Tritanopia (blue-blind)
#005462
Achromatopsia (no color)
#494949

Design tokens & code

CSS
--color: #33428f;
/* rgb */ color: rgb(51, 66, 143);
/* oklch */ color: oklch(41.1% 0.128 271.4);
Tailwind
colors: {
  custom: {
    50: '#7576b0',
    500: '#33428f',
    950: '#000000',
  },
}
SCSS
$custom: #33428f;
$custom-light: #7576b0;
$custom-dark: #000000;
JSON
{
  "hex": "#33428f",
  "rgb": {
    "r": 51,
    "g": 66,
    "b": 143
  },
  "hsl": {
    "h": 230.217,
    "s": 47.423,
    "l": 38.039
  },
  "oklch": {
    "l": 0.41123,
    "c": 0.128,
    "h": 271.4
  },
  "luminance": 0.06583
}

Semantic roles & 50–950 ramp

primary
#33428F
secondary
#B4A86A
accent
#C151D7
background
#F7F7FA
surface
#EDEDF5
border
#C8C8CF
text
#090810
muted
#7B7B7F

Preview Lab

Preview with #33428F

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

Preview Lab → · Contrast checker → · Palette generator →

#33428F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva