#184C8B#184C8B

#184C8B is a dark, moderate cyan. Relative luminance 0.072; OKLCH L 41.8% C 0.118 H 255.6°. Best body text is #FFFFFF at 8.59:1 contrast (WCAG AA passes).

Color values

HEX#184C8B
RGBrgb(24, 76, 139)
HSLhsl(213, 71%, 32%)
HSVhsv(213, 83%, 55%)
CMYKcmyk(82.7%, 45.3%, 0%, 45.5%)
CIE-LABlab(32.32, 7.33, -39.84)
CIE-LCHlch(32.32, 40.51, 280.43°)
OKLaboklab(41.84% -0.0293 -0.1142)
OKLCHoklch(41.84% 0.118 255.6)
XYZxyz(7.6196, 7.2262, 25.4143)
Luminance0.0723 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#184C8B #8B5718
analogous
#18858B #184C8B #1E188B
triadic
#184C8B #8B184C #4C8B18
tetradic
#184C8B #8B1885 #8B5718 #188B1E
square
#184C8B #8B1885 #8B5718 #188B1E
split-complementary
#184C8B #8B1E18 #858B18
monochromatic
#061323 #0F2F57 #184C8B #2169BF #3F87DE

Accessibility & contrast

On white

8.59
#184C8B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.45
#184C8B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184C8B
8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##184C8B#FFFFFF#000000##FFFFFF
##184C8B1.008.592.458.59
#FFFFFF8.591.0021.001.00
#0000002.4521.001.0021.00
##FFFFFF8.591.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2B528D
Deuteranopia (green-blind)
#13478A
Tritanopia (blue-blind)
#005B64
Achromatopsia (no color)
#4C4C4C

Design tokens & code

CSS
--color: #184c8b;
/* rgb */ color: rgb(24, 76, 139);
/* oklch */ color: oklch(41.8% 0.118 255.6);
Tailwind
colors: {
  custom: {
    50: '#697dad',
    500: '#184c8b',
    950: '#000000',
  },
}
SCSS
$custom: #184c8b;
$custom-light: #697dad;
$custom-dark: #000000;
JSON
{
  "hex": "#184c8b",
  "rgb": {
    "r": 24,
    "g": 76,
    "b": 139
  },
  "hsl": {
    "h": 212.87,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41844,
    "c": 0.11794,
    "h": 255.6
  },
  "luminance": 0.07227
}

Semantic roles & 50–950 ramp

primary
#184C8B
secondary
#BE8540
accent
#9C3AED
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070910
muted
#7A7B7F

Preview Lab

Preview with #184C8B

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

Preview Lab → · Contrast checker → · Palette generator →

#184C8B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva