#131A66#131A66

#131A66 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.5% C 0.131 H 270.4°. Best body text is #FFFFFF at 15.36:1 contrast (WCAG AA passes).

Color values

HEX#131A66
RGBrgb(19, 26, 102)
HSLhsl(235, 69%, 24%)
HSVhsv(235, 81%, 40%)
CMYKcmyk(81.4%, 74.5%, 0%, 60%)
CIE-LABlab(14.60, 26.72, -45.11)
CIE-LCHlch(14.60, 52.44, 300.64°)
OKLaboklab(27.48% 0.0008 -0.1306)
OKLCHoklch(27.48% 0.131 270.4)
XYZxyz(3.0354, 1.8362, 12.7622)
Luminance0.0184 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131A66 #665F13
analogous
#134366 #131A66 #351366
triadic
#131A66 #66131A #1A6613
tetradic
#131A66 #661343 #665F13 #136635
square
#131A66 #661343 #665F13 #136635
split-complementary
#131A66 #663513 #436613
monochromatic
#05071A #090D32 #131A66 #1D279A #2634CD

Accessibility & contrast

On white

15.36
#131A66 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.37
#131A66 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A66
15.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131A66#FFFFFF#000000##FFFFFF
##131A661.0015.361.3715.36
#FFFFFF15.361.0021.001.00
#0000001.3721.001.0021.00
##FFFFFF15.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002968
Deuteranopia (green-blind)
#002165
Tritanopia (blue-blind)
#002F3E
Achromatopsia (no color)
#252525

Design tokens & code

CSS
--color: #131a66;
/* rgb */ color: rgb(19, 26, 102);
/* oklch */ color: oklch(27.5% 0.131 270.4);
Tailwind
colors: {
  custom: {
    50: '#615793',
    500: '#131a66',
    950: '#000000',
  },
}
SCSS
$custom: #131a66;
$custom-light: #615793;
$custom-dark: #000000;
JSON
{
  "hex": "#131a66",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 102
  },
  "hsl": {
    "h": 234.94,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.27481,
    "c": 0.13061,
    "h": 270.4
  },
  "luminance": 0.01837
}

Semantic roles & 50–950 ramp

primary
#131A66
secondary
#9D9537
accent
#DD3CEB
background
#F6F5F9
surface
#EBE9F1
border
#C6C5CB
text
#06030D
muted
#7A787E

Preview Lab

Preview with #131A66

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

Preview Lab → · Contrast checker → · Palette generator →

#131A66 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva