#183985#183985

#183985 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.0% C 0.134 H 263.5°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX#183985
RGBrgb(24, 57, 133)
HSLhsl(222, 69%, 31%)
HSVhsv(222, 82%, 52%)
CMYKcmyk(82%, 57.1%, 0%, 47.8%)
CIE-LABlab(26.20, 18.00, -46.00)
CIE-LCHlch(26.20, 49.40, 291.37°)
OKLaboklab(37.02% -0.0151 -0.1328)
OKLCHoklch(37.02% 0.134 263.5)
XYZxyz(6.0719, 4.8132, 22.7948)
Luminance0.0481 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#183985 #856418
analogous
#186F85 #183985 #2D1885
triadic
#183985 #851839 #398518
tetradic
#183985 #85186F #856418 #18852D
square
#183985 #85186F #856418 #18852D
split-complementary
#183985 #852D18 #6F8518
monochromatic
#050D1D #0F2351 #183985 #214FB9 #3C6CDC

Accessibility & contrast

On white

10.70
#183985 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.96
#183985 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183985
10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##183985#FFFFFF#000000##FFFFFF
##1839851.0010.701.9610.70
#FFFFFF10.701.0021.001.00
#0000001.9621.001.0021.00
##FFFFFF10.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004388
Deuteranopia (green-blind)
#003984
Tritanopia (blue-blind)
#004C59
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #183985;
/* rgb */ color: rgb(24, 57, 133);
/* oklch */ color: oklch(37.0% 0.134 263.5);
Tailwind
colors: {
  custom: {
    50: '#686ea9',
    500: '#183985',
    950: '#000000',
  },
}
SCSS
$custom: #183985;
$custom-light: #686ea9;
$custom-dark: #000000;
JSON
{
  "hex": "#183985",
  "rgb": {
    "r": 24,
    "g": 57,
    "b": 133
  },
  "hsl": {
    "h": 221.835,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37017,
    "c": 0.13362,
    "h": 263.5
  },
  "luminance": 0.04814
}

Semantic roles & 50–950 ramp

primary
#183985
secondary
#B99440
accent
#B73CEC
background
#F6F6FA
surface
#ECEBF4
border
#C7C6CE
text
#070710
muted
#7A7A7F

Preview Lab

Preview with #183985

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

Preview Lab → · Contrast checker → · Palette generator →

#183985 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva