#173483#173483

#173483 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.7% C 0.138 H 264.8°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX#173483
RGBrgb(23, 52, 131)
HSLhsl(224, 70%, 30%)
HSVhsv(224, 82%, 51%)
CMYKcmyk(82.4%, 60.3%, 0%, 48.6%)
CIE-LABlab(24.56, 20.60, -47.41)
CIE-LCHlch(24.56, 51.69, 293.48°)
OKLaboklab(35.73% -0.0124 -0.137)
OKLCHoklch(35.73% 0.138 264.8)
XYZxyz(5.6766, 4.2762, 21.9945)
Luminance0.0428 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#173483 #836617
analogous
#176A83 #173483 #301783
triadic
#173483 #831734 #348317
tetradic
#173483 #83176A #836617 #178330
square
#173483 #83176A #836617 #178330
split-complementary
#173483 #833017 #6A8317
monochromatic
#050B1B #0E1F4F #173483 #2049B7 #3864DC

Accessibility & contrast

On white

11.32
#173483 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.86
#173483 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173483
11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##173483#FFFFFF#000000##FFFFFF
##1734831.0011.321.8611.32
#FFFFFF11.321.0021.001.00
#0000001.8621.001.0021.00
##FFFFFF11.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004086
Deuteranopia (green-blind)
#003681
Tritanopia (blue-blind)
#004856
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #173483;
/* rgb */ color: rgb(23, 52, 131);
/* oklch */ color: oklch(35.7% 0.138 264.8);
Tailwind
colors: {
  custom: {
    50: '#686ba8',
    500: '#173483',
    950: '#000000',
  },
}
SCSS
$custom: #173483;
$custom-light: #686ba8;
$custom-dark: #000000;
JSON
{
  "hex": "#173483",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 131
  },
  "hsl": {
    "h": 223.889,
    "s": 70.13,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35727,
    "c": 0.13757,
    "h": 264.8
  },
  "luminance": 0.04277
}

Semantic roles & 50–950 ramp

primary
#173483
secondary
#B7973F
accent
#BD3BED
background
#F6F6FA
surface
#ECEBF4
border
#C7C6CE
text
#070610
muted
#7A7A7F

Preview Lab

Preview with #173483

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

Preview Lab → · Contrast checker → · Palette generator →

#173483 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva