#184D74#184D74

#184D74 is a dark, moderate cyan. Relative luminance 0.068; OKLCH L 40.6% C 0.085 H 244.8°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX#184D74
RGBrgb(24, 77, 116)
HSLhsl(205, 66%, 27%)
HSVhsv(205, 79%, 45%)
CMYKcmyk(79.3%, 33.6%, 0%, 54.5%)
CIE-LABlab(31.26, -2.63, -27.26)
CIE-LCHlch(31.26, 27.38, 264.49°)
OKLaboklab(40.57% -0.0365 -0.0773)
OKLCHoklch(40.57% 0.085 244.8)
XYZxyz(6.1817, 6.7622, 17.4990)
Luminance0.0676 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#184D74 #743F18
analogous
#18746D #184D74 #181F74
triadic
#184D74 #74184D #4D7418
tetradic
#184D74 #6D1874 #743F18 #1F7418
square
#184D74 #6D1874 #743F18 #1F7418
split-complementary
#184D74 #74181F #746D18
monochromatic
#051119 #0E2B41 #184D74 #226FA7 #3290D5

Accessibility & contrast

On white

8.93
#184D74 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.35
#184D74 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D74
8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##184D74#FFFFFF#000000##FFFFFF
##184D741.008.932.358.93
#FFFFFF8.931.0021.001.00
#0000002.3521.001.0021.00
##FFFFFF8.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3B4E76
Deuteranopia (green-blind)
#2E4673
Tritanopia (blue-blind)
#00565B
Achromatopsia (no color)
#4A4A4A

Design tokens & code

CSS
--color: #184d74;
/* rgb */ color: rgb(24, 77, 116);
/* oklch */ color: oklch(40.6% 0.085 244.8);
Tailwind
colors: {
  custom: {
    50: '#647e9c',
    500: '#184d74',
    950: '#000000',
  },
}
SCSS
$custom: #184d74;
$custom-light: #647e9c;
$custom-dark: #000000;
JSON
{
  "hex": "#184d74",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 116
  },
  "hsl": {
    "h": 205.435,
    "s": 65.714,
    "l": 27.451
  },
  "oklch": {
    "l": 0.4057,
    "c": 0.08548,
    "h": 244.8
  },
  "luminance": 0.06763
}

Semantic roles & 50–950 ramp

primary
#184D74
secondary
#A96C3F
accent
#873FE9
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#06090E
muted
#7A7B7E

Preview Lab

Preview with #184D74

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

Preview Lab → · Contrast checker → · Palette generator →

#184D74 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva