#182AA1#182AA1

#182AA1 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 37.0% C 0.189 H 267.5°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX#182AA1
RGBrgb(24, 42, 161)
HSLhsl(232, 74%, 36%)
HSVhsv(232, 85%, 63%)
CMYKcmyk(85.1%, 73.9%, 0%, 36.9%)
CIE-LABlab(25.02, 38.93, -65.18)
CIE-LCHlch(25.02, 75.91, 300.85°)
OKLaboklab(36.96% -0.0081 -0.1889)
OKLCHoklch(36.96% 0.189 267.5)
XYZxyz(7.6354, 4.4224, 34.1625)
Luminance0.0442 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#182AA1 #A18F18
analogous
#186FA1 #182AA1 #4B18A1
triadic
#182AA1 #A1182A #2AA118
tetradic
#182AA1 #A1186F #A18F18 #18A14B
square
#182AA1 #A1186F #A18F18 #18A14B
split-complementary
#182AA1 #A14B18 #6FA118
monochromatic
#080E36 #101C6C #182AA1 #2038D6 #4F62E5

Accessibility & contrast

On white

11.14
#182AA1 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.88
#182AA1 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182AA1
11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##182AA1#FFFFFF#000000##FFFFFF
##182AA11.0011.141.8811.14
#FFFFFF11.141.0021.001.00
#0000001.8821.001.0021.00
##FFFFFF11.141.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0042A5
Deuteranopia (green-blind)
#00359F
Tritanopia (blue-blind)
#004D63
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #182aa1;
/* rgb */ color: rgb(24, 42, 161);
/* oklch */ color: oklch(37.0% 0.189 267.5);
Tailwind
colors: {
  custom: {
    50: '#7164be',
    500: '#182aa1',
    950: '#000000',
  },
}
SCSS
$custom: #182aa1;
$custom-light: #7164be;
$custom-dark: #000000;
JSON
{
  "hex": "#182aa1",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 161
  },
  "hsl": {
    "h": 232.117,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.3696,
    "c": 0.18911,
    "h": 267.5
  },
  "luminance": 0.04423
}

Semantic roles & 50–950 ramp

primary
#182AA1
secondary
#C7B74E
accent
#D837F1
background
#F7F6FB
surface
#EEEBF7
border
#C9C6D0
text
#090512
muted
#7B7A81

Preview Lab

Preview with #182AA1

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

Preview Lab → · Contrast checker → · Palette generator →

#182AA1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva