#183490#183490

#183490 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.155 H 265.8°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX#183490
RGBrgb(24, 52, 144)
HSLhsl(226, 71%, 33%)
HSVhsv(226, 83%, 56%)
CMYKcmyk(83.3%, 63.9%, 0%, 43.5%)
CIE-LABlab(25.75, 25.93, -53.56)
CIE-LCHlch(25.75, 59.50, 295.83°)
OKLaboklab(36.98% -0.0114 -0.155)
OKLCHoklch(36.98% 0.155 265.8)
XYZxyz(6.6369, 4.6630, 26.9304)
Luminance0.0466 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#183490 #907418
analogous
#187090 #183490 #381890
triadic
#183490 #901834 #349018
tetradic
#183490 #901870 #907418 #189038
square
#183490 #901870 #907418 #189038
split-complementary
#183490 #903818 #709018
monochromatic
#070E27 #0F215C #183490 #2147C4 #4367E0

Accessibility & contrast

On white

10.87
#183490 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.93
#183490 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183490
10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##183490#FFFFFF#000000##FFFFFF
##1834901.0010.871.9310.87
#FFFFFF10.871.0021.001.00
#0000001.9321.001.0021.00
##FFFFFF10.871.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004393
Deuteranopia (green-blind)
#00388E
Tritanopia (blue-blind)
#004C5D
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #183490;
/* rgb */ color: rgb(24, 52, 144);
/* oklch */ color: oklch(37.0% 0.155 265.8);
Tailwind
colors: {
  custom: {
    50: '#6c6bb1',
    500: '#183490',
    950: '#000000',
  },
}
SCSS
$custom: #183490;
$custom-light: #6c6bb1;
$custom-dark: #000000;
JSON
{
  "hex": "#183490",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 144
  },
  "hsl": {
    "h": 226,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36979,
    "c": 0.15543,
    "h": 265.8
  },
  "luminance": 0.04664
}

Semantic roles & 50–950 ramp

primary
#183490
secondary
#C0A343
accent
#C43AEE
background
#F7F6FB
surface
#EDEBF6
border
#C8C6D0
text
#080611
muted
#7B7A80

Preview Lab

Preview with #183490

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

Preview Lab → · Contrast checker → · Palette generator →

#183490 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva