#12184E#12184E

#12184E is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.4% C 0.098 H 272.0°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX#12184E
RGBrgb(18, 24, 78)
HSLhsl(234, 63%, 19%)
HSVhsv(234, 77%, 31%)
CMYKcmyk(76.9%, 69.2%, 0%, 69.4%)
CIE-LABlab(11.50, 18.38, -34.07)
CIE-LCHlch(11.50, 38.71, 298.35°)
OKLaboklab(24.44% 0.0034 -0.0984)
OKLCHoklch(24.44% 0.098 272)
XYZxyz(1.9508, 1.3317, 7.3605)
Luminance0.0133 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#12184E #4E4812
analogous
#12364E #12184E #2A124E
triadic
#12184E #4E1218 #184E12
tetradic
#12184E #4E1236 #4E4812 #124E2A
square
#12184E #4E1236 #4E4812 #124E2A
split-complementary
#12184E #4E2A12 #364E12
monochromatic
#060819 #07091C #12184E #1D2780 #2937B1

Accessibility & contrast

On white

16.58
#12184E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.27
#12184E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12184E
16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##12184E#FFFFFF#000000##FFFFFF
##12184E1.0016.581.2716.58
#FFFFFF16.581.0021.001.00
#0000001.2721.001.0021.00
##FFFFFF16.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002150
Deuteranopia (green-blind)
#001C4D
Tritanopia (blue-blind)
#002630
Achromatopsia (no color)
#1E1E1E

Design tokens & code

CSS
--color: #12184e;
/* rgb */ color: rgb(18, 24, 78);
/* oklch */ color: oklch(24.4% 0.098 272.0);
Tailwind
colors: {
  custom: {
    50: '#5a5480',
    500: '#12184e',
    950: '#000000',
  },
}
SCSS
$custom: #12184e;
$custom-light: #5a5480;
$custom-dark: #000000;
JSON
{
  "hex": "#12184e",
  "rgb": {
    "r": 18,
    "g": 24,
    "b": 78
  },
  "hsl": {
    "h": 234,
    "s": 62.5,
    "l": 18.824
  },
  "oklch": {
    "l": 0.24437,
    "c": 0.09841,
    "h": 272
  },
  "luminance": 0.01332
}

Semantic roles & 50–950 ramp

primary
#12184E
secondary
#877F35
accent
#D542E6
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#04020A
muted
#79787C

Preview Lab

Preview with #12184E

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

Preview Lab → · Contrast checker → · Palette generator →

#12184E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva