#184A8B#184A8B

#184A8B is a dark, vivid cyan. Relative luminance 0.070; OKLCH L 41.4% C 0.120 H 256.7°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX#184A8B
RGBrgb(24, 74, 139)
HSLhsl(214, 71%, 32%)
HSVhsv(214, 83%, 55%)
CMYKcmyk(82.7%, 46.8%, 0%, 45.5%)
CIE-LABlab(31.70, 8.68, -40.82)
CIE-LCHlch(31.70, 41.73, 282.01°)
OKLaboklab(41.37% -0.0277 -0.1172)
OKLCHoklch(41.37% 0.12 256.7)
XYZxyz(7.4839, 6.9549, 25.3691)
Luminance0.0696 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#184A8B #8B5918
analogous
#18848B #184A8B #20188B
triadic
#184A8B #8B184A #4A8B18
tetradic
#184A8B #8B1884 #8B5918 #188B20
square
#184A8B #8B1884 #8B5918 #188B20
split-complementary
#184A8B #8B2018 #848B18
monochromatic
#061223 #0F2E57 #184A8B #2166BF #3F84DE

Accessibility & contrast

On white

8.78
#184A8B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.39
#184A8B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184A8B
8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##184A8B#FFFFFF#000000##FFFFFF
##184A8B1.008.782.398.78
#FFFFFF8.781.0021.001.00
#0000002.3921.001.0021.00
##FFFFFF8.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#27508D
Deuteranopia (green-blind)
#0B468A
Tritanopia (blue-blind)
#005A63
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #184a8b;
/* rgb */ color: rgb(24, 74, 139);
/* oklch */ color: oklch(41.4% 0.120 256.7);
Tailwind
colors: {
  custom: {
    50: '#697bad',
    500: '#184a8b',
    950: '#000000',
  },
}
SCSS
$custom: #184a8b;
$custom-light: #697bad;
$custom-dark: #000000;
JSON
{
  "hex": "#184a8b",
  "rgb": {
    "r": 24,
    "g": 74,
    "b": 139
  },
  "hsl": {
    "h": 213.913,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.4137,
    "c": 0.12038,
    "h": 256.7
  },
  "luminance": 0.06956
}

Semantic roles & 50–950 ramp

primary
#184A8B
secondary
#BE8840
accent
#A03AED
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#070910
muted
#7A7B7F

Preview Lab

Preview with #184A8B

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

Preview Lab → · Contrast checker → · Palette generator →

#184A8B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva