#182D77#182D77

#182D77 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.2% C 0.129 H 266.8°. Best body text is #FFFFFF at 12.50:1 contrast (WCAG AA passes).

Color values

HEX#182D77
RGBrgb(24, 45, 119)
HSLhsl(227, 66%, 28%)
HSVhsv(227, 80%, 47%)
CMYKcmyk(79.8%, 62.2%, 0%, 53.3%)
CIE-LABlab(21.59, 20.77, -44.68)
CIE-LCHlch(21.59, 49.27, 294.93°)
OKLaboklab(33.19% -0.0071 -0.1291)
OKLCHoklch(33.19% 0.129 266.8)
XYZxyz(4.6437, 3.4024, 17.8612)
Luminance0.0340 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#182D77 #776218
analogous
#185C77 #182D77 #321877
triadic
#182D77 #77182D #2D7718
tetradic
#182D77 #77185C #776218 #187732
square
#182D77 #77185C #776218 #187732
split-complementary
#182D77 #773218 #5C7718
monochromatic
#050A19 #0E1A44 #182D77 #2240AA #3357D6

Accessibility & contrast

On white

12.50
#182D77 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.68
#182D77 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D77
12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##182D77#FFFFFF#000000##FFFFFF
##182D771.0012.501.6812.50
#FFFFFF12.501.0021.001.00
#0000001.6821.001.0021.00
##FFFFFF12.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003879
Deuteranopia (green-blind)
#002F76
Tritanopia (blue-blind)
#00404D
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #182d77;
/* rgb */ color: rgb(24, 45, 119);
/* oklch */ color: oklch(33.2% 0.129 266.8);
Tailwind
colors: {
  custom: {
    50: '#65659f',
    500: '#182d77',
    950: '#000000',
  },
}
SCSS
$custom: #182d77;
$custom-light: #65659f;
$custom-dark: #000000;
JSON
{
  "hex": "#182d77",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 119
  },
  "hsl": {
    "h": 226.737,
    "s": 66.434,
    "l": 28.039
  },
  "oklch": {
    "l": 0.33189,
    "c": 0.12927,
    "h": 266.8
  },
  "luminance": 0.03403
}

Semantic roles & 50–950 ramp

primary
#182D77
secondary
#AC943F
accent
#C43EE9
background
#F6F6F9
surface
#EBEBF2
border
#C6C6CC
text
#07050E
muted
#7A7A7E

Preview Lab

Preview with #182D77

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

Preview Lab → · Contrast checker → · Palette generator →

#182D77 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva