#131A53#131A53

#131A53 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.4% C 0.103 H 271.5°. Best body text is #FFFFFF at 16.15:1 contrast (WCAG AA passes).

Color values

HEX#131A53
RGBrgb(19, 26, 83)
HSLhsl(233, 63%, 20%)
HSVhsv(233, 77%, 33%)
CMYKcmyk(77.1%, 68.7%, 0%, 67.5%)
CIE-LABlab(12.62, 19.11, -35.65)
CIE-LCHlch(12.62, 40.45, 298.20°)
OKLaboklab(25.43% 0.0027 -0.1029)
OKLCHoklch(25.43% 0.103 271.5)
XYZxyz(2.1988, 1.5016, 8.3559)
Luminance0.0150 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131A53 #534C13
analogous
#133A53 #131A53 #2C1353
triadic
#131A53 #53131A #1A5313
tetradic
#131A53 #53133A #534C13 #13532C
square
#131A53 #53133A #534C13 #13532C
split-complementary
#131A53 #532C13 #3A5313
monochromatic
#060819 #080A21 #131A53 #1E2A85 #2A39B7

Accessibility & contrast

On white

16.15
#131A53 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.30
#131A53 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A53
16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131A53#FFFFFF#000000##FFFFFF
##131A531.0016.151.3016.15
#FFFFFF16.151.0021.001.00
#0000001.3021.001.0021.00
##FFFFFF16.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002455
Deuteranopia (green-blind)
#001E52
Tritanopia (blue-blind)
#002933
Achromatopsia (no color)
#212121

Design tokens & code

CSS
--color: #131a53;
/* rgb */ color: rgb(19, 26, 83);
/* oklch */ color: oklch(25.4% 0.103 271.5);
Tailwind
colors: {
  custom: {
    50: '#5b5684',
    500: '#131a53',
    950: '#000000',
  },
}
SCSS
$custom: #131a53;
$custom-light: #5b5684;
$custom-dark: #000000;
JSON
{
  "hex": "#131a53",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 83
  },
  "hsl": {
    "h": 233.438,
    "s": 62.745,
    "l": 20
  },
  "oklch": {
    "l": 0.25432,
    "c": 0.10298,
    "h": 271.5
  },
  "luminance": 0.01502
}

Semantic roles & 50–950 ramp

primary
#131A53
secondary
#8B8236
accent
#D442E6
background
#F5F5F8
surface
#E9E9EF
border
#C5C5CA
text
#04030B
muted
#79787C

Preview Lab

Preview with #131A53

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

Preview Lab → · Contrast checker → · Palette generator →

#131A53 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva