#183593#183593

#183593 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.158 H 265.6°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX#183593
RGBrgb(24, 53, 147)
HSLhsl(226, 72%, 34%)
HSVhsv(226, 84%, 58%)
CMYKcmyk(83.7%, 63.9%, 0%, 42.4%)
CIE-LABlab(26.29, 26.43, -54.52)
CIE-LCHlch(26.29, 60.59, 295.87°)
OKLaboklab(37.46% -0.012 -0.1578)
OKLCHoklch(37.46% 0.158 265.6)
XYZxyz(6.9144, 4.8461, 28.1691)
Luminance0.0485 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#183593 #937618
analogous
#187293 #183593 #381893
triadic
#183593 #931835 #359318
tetradic
#183593 #931872 #937618 #189338
square
#183593 #931872 #937618 #189338
split-complementary
#183593 #933818 #729318
monochromatic
#070F2A #0F225E #183593 #2148C8 #456AE1

Accessibility & contrast

On white

10.66
#183593 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#183593 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183593
10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##183593#FFFFFF#000000##FFFFFF
##1835931.0010.661.9710.66
#FFFFFF10.661.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.661.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004496
Deuteranopia (green-blind)
#003991
Tritanopia (blue-blind)
#004E5F
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #183593;
/* rgb */ color: rgb(24, 53, 147);
/* oklch */ color: oklch(37.5% 0.158 265.6);
Tailwind
colors: {
  custom: {
    50: '#6c6cb4',
    500: '#183593',
    950: '#000000',
  },
}
SCSS
$custom: #183593;
$custom-light: #6c6cb4;
$custom-dark: #000000;
JSON
{
  "hex": "#183593",
  "rgb": {
    "r": 24,
    "g": 53,
    "b": 147
  },
  "hsl": {
    "h": 225.854,
    "s": 71.93,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37464,
    "c": 0.15828,
    "h": 265.6
  },
  "luminance": 0.04847
}

Semantic roles & 50–950 ramp

primary
#183593
secondary
#C2A445
accent
#C439EF
background
#F7F6FB
surface
#EDEBF6
border
#C8C6D0
text
#080611
muted
#7B7A80

Preview Lab

Preview with #183593

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

Preview Lab → · Contrast checker → · Palette generator →

#183593 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva