#131A5A#131A5A

#131A5A is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.2% C 0.113 H 271.1°. Best body text is #FFFFFF at 15.87:1 contrast (WCAG AA passes).

Color values

HEX#131A5A
RGBrgb(19, 26, 90)
HSLhsl(234, 65%, 21%)
HSVhsv(234, 79%, 35%)
CMYKcmyk(78.9%, 71.1%, 0%, 64.7%)
CIE-LABlab(13.32, 21.97, -39.23)
CIE-LCHlch(13.32, 44.96, 299.24°)
OKLaboklab(26.17% 0.0022 -0.1134)
OKLCHoklch(26.17% 0.113 271.1)
XYZxyz(2.4828, 1.6152, 9.8518)
Luminance0.0162 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131A5A #5A5313
analogous
#133E5A #131A5A #30135A
triadic
#131A5A #5A131A #1A5A13
tetradic
#131A5A #5A133E #5A5313 #135A30
square
#131A5A #5A133E #5A5313 #135A30
split-complementary
#131A5A #5A3013 #3E5A13
monochromatic
#050719 #080B27 #131A5A #1E298D #2837BF

Accessibility & contrast

On white

15.87
#131A5A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.32
#131A5A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A5A
15.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131A5A#FFFFFF#000000##FFFFFF
##131A5A1.0015.871.3215.87
#FFFFFF15.871.0021.001.00
#0000001.3221.001.0021.00
##FFFFFF15.871.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00265C
Deuteranopia (green-blind)
#001F59
Tritanopia (blue-blind)
#002B37
Achromatopsia (no color)
#222222

Design tokens & code

CSS
--color: #131a5a;
/* rgb */ color: rgb(19, 26, 90);
/* oklch */ color: oklch(26.2% 0.113 271.1);
Tailwind
colors: {
  custom: {
    50: '#5d5689',
    500: '#131a5a',
    950: '#000000',
  },
}
SCSS
$custom: #131a5a;
$custom-light: #5d5689;
$custom-dark: #000000;
JSON
{
  "hex": "#131a5a",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 90
  },
  "hsl": {
    "h": 234.085,
    "s": 65.138,
    "l": 21.373
  },
  "oklch": {
    "l": 0.26165,
    "c": 0.11346,
    "h": 271.1
  },
  "luminance": 0.01615
}

Semantic roles & 50–950 ramp

primary
#131A5A
secondary
#928937
accent
#D840E8
background
#F5F5F8
surface
#EAE9F0
border
#C6C5CB
text
#05030C
muted
#79787D

Preview Lab

Preview with #131A5A

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

Preview Lab → · Contrast checker → · Palette generator →

#131A5A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva