#131A64#131A64

#131A64 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.3% C 0.128 H 270.5°. Best body text is #FFFFFF at 15.45:1 contrast (WCAG AA passes).

Color values

HEX#131A64
RGBrgb(19, 26, 100)
HSLhsl(235, 68%, 23%)
HSVhsv(235, 81%, 39%)
CMYKcmyk(81%, 74%, 0%, 60.8%)
CIE-LABlab(14.38, 25.94, -44.16)
CIE-LCHlch(14.38, 51.21, 300.44°)
OKLaboklab(27.26% 0.0011 -0.1278)
OKLCHoklch(27.26% 0.128 270.5)
XYZxyz(2.9374, 1.7970, 12.2462)
Luminance0.0180 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131A64 #645D13
analogous
#134264 #131A64 #341364
triadic
#131A64 #64131A #1A6413
tetradic
#131A64 #641342 #645D13 #136434
square
#131A64 #641342 #645D13 #136434
split-complementary
#131A64 #643413 #426413
monochromatic
#05071A #090D31 #131A64 #1D2797 #2735CB

Accessibility & contrast

On white

15.45
#131A64 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.36
#131A64 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A64
15.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131A64#FFFFFF#000000##FFFFFF
##131A641.0015.451.3615.45
#FFFFFF15.451.0021.001.00
#0000001.3621.001.0021.00
##FFFFFF15.451.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002866
Deuteranopia (green-blind)
#002063
Tritanopia (blue-blind)
#002F3C
Achromatopsia (no color)
#242424

Design tokens & code

CSS
--color: #131a64;
/* rgb */ color: rgb(19, 26, 100);
/* oklch */ color: oklch(27.3% 0.128 270.5);
Tailwind
colors: {
  custom: {
    50: '#605791',
    500: '#131a64',
    950: '#000000',
  },
}
SCSS
$custom: #131a64;
$custom-light: #605791;
$custom-dark: #000000;
JSON
{
  "hex": "#131a64",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 100
  },
  "hsl": {
    "h": 234.815,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.27257,
    "c": 0.12782,
    "h": 270.5
  },
  "luminance": 0.01797
}

Semantic roles & 50–950 ramp

primary
#131A64
secondary
#9C9337
accent
#DC3DEB
background
#F6F5F9
surface
#EBE9F1
border
#C6C5CB
text
#06030D
muted
#7A787E

Preview Lab

Preview with #131A64

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

Preview Lab → · Contrast checker → · Palette generator →

#131A64 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva