#131666#131666

#131666 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.8% C 0.135 H 271.2°. Best body text is #FFFFFF at 15.74:1 contrast (WCAG AA passes).

Color values

HEX#131666
RGBrgb(19, 22, 102)
HSLhsl(238, 69%, 24%)
HSVhsv(238, 81%, 40%)
CMYKcmyk(81.4%, 78.4%, 0%, 60%)
CIE-LABlab(13.66, 29.35, -46.67)
CIE-LCHlch(13.66, 55.13, 302.16°)
OKLaboklab(26.8% 0.0028 -0.1351)
OKLCHoklch(26.8% 0.135 271.2)
XYZxyz(2.9529, 1.6713, 12.7348)
Luminance0.0167 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131666 #666313
analogous
#133F66 #131666 #391366
triadic
#131666 #661316 #166613
tetradic
#131666 #66133F #666313 #136639
square
#131666 #66133F #666313 #136639
split-complementary
#131666 #663913 #3F6613
monochromatic
#05061A #090B32 #131666 #1D219A #262CCD

Accessibility & contrast

On white

15.74
#131666 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.33
#131666 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131666
15.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131666#FFFFFF#000000##FFFFFF
##1316661.0015.741.3315.74
#FFFFFF15.741.0021.001.00
#0000001.3321.001.0021.00
##FFFFFF15.741.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002768
Deuteranopia (green-blind)
#001F65
Tritanopia (blue-blind)
#002D3D
Achromatopsia (no color)
#232323

Design tokens & code

CSS
--color: #131666;
/* rgb */ color: rgb(19, 22, 102);
/* oklch */ color: oklch(26.8% 0.135 271.2);
Tailwind
colors: {
  custom: {
    50: '#615493',
    500: '#131666',
    950: '#000000',
  },
}
SCSS
$custom: #131666;
$custom-light: #615493;
$custom-dark: #000000;
JSON
{
  "hex": "#131666",
  "rgb": {
    "r": 19,
    "g": 22,
    "b": 102
  },
  "hsl": {
    "h": 237.831,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.26804,
    "c": 0.13517,
    "h": 271.2
  },
  "luminance": 0.01672
}

Semantic roles & 50–950 ramp

primary
#131666
secondary
#9D9A37
accent
#E53CEB
background
#F6F4F9
surface
#EBE7F1
border
#C6C3CB
text
#06030D
muted
#7A787E

Preview Lab

Preview with #131666

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

Preview Lab → · Contrast checker → · Palette generator →

#131666 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva