#184A78#184A78

#184A78 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 40.1% C 0.094 H 249.9°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX#184A78
RGBrgb(24, 74, 120)
HSLhsl(209, 67%, 28%)
HSVhsv(209, 80%, 47%)
CMYKcmyk(80%, 38.3%, 0%, 52.9%)
CIE-LABlab(30.51, 0.94, -30.94)
CIE-LCHlch(30.51, 30.95, 271.74°)
OKLaboklab(40.06% -0.0322 -0.0881)
OKLCHoklch(40.06% 0.094 249.9)
XYZxyz(6.2143, 6.4471, 18.6825)
Luminance0.0645 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#184A78 #784618
analogous
#187876 #184A78 #181A78
triadic
#184A78 #78184A #4A7818
tetradic
#184A78 #761878 #784618 #1A7818
square
#184A78 #761878 #784618 #1A7818
split-complementary
#184A78 #78181A #787618
monochromatic
#05101A #0E2B45 #184A78 #2269AB #3489D6

Accessibility & contrast

On white

9.17
#184A78 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.29
#184A78 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184A78
9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##184A78#FFFFFF#000000##FFFFFF
##184A781.009.172.299.17
#FFFFFF9.171.0021.001.00
#0000002.2921.001.0021.00
##FFFFFF9.171.0021.001.00

Color blindness preview

Protanopia (red-blind)
#354D7A
Deuteranopia (green-blind)
#264477
Tritanopia (blue-blind)
#00555B
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #184a78;
/* rgb */ color: rgb(24, 74, 120);
/* oklch */ color: oklch(40.1% 0.094 249.9);
Tailwind
colors: {
  custom: {
    50: '#647c9f',
    500: '#184a78',
    950: '#000000',
  },
}
SCSS
$custom: #184a78;
$custom-light: #647c9f;
$custom-dark: #000000;
JSON
{
  "hex": "#184a78",
  "rgb": {
    "r": 24,
    "g": 74,
    "b": 120
  },
  "hsl": {
    "h": 208.75,
    "s": 66.667,
    "l": 28.235
  },
  "oklch": {
    "l": 0.40057,
    "c": 0.09384,
    "h": 249.9
  },
  "luminance": 0.06448
}

Semantic roles & 50–950 ramp

primary
#184A78
secondary
#AD743F
accent
#903EEA
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#06090E
muted
#7A7B7E

Preview Lab

Preview with #184A78

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

Preview Lab → · Contrast checker → · Palette generator →

#184A78 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva