#131D68#131D68

#131D68 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.2% C 0.130 H 269.5°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX#131D68
RGBrgb(19, 29, 104)
HSLhsl(233, 69%, 24%)
HSVhsv(233, 82%, 41%)
CMYKcmyk(81.7%, 72.1%, 0%, 59.2%)
CIE-LABlab(15.57, 25.46, -44.83)
CIE-LCHlch(15.57, 51.56, 299.59°)
OKLaboklab(28.25% -0.0011 -0.1298)
OKLCHoklch(28.25% 0.13 269.5)
XYZxyz(3.2058, 2.0163, 13.3142)
Luminance0.0202 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131D68 #685E13
analogous
#134868 #131D68 #341368
triadic
#131D68 #68131D #1D6813
tetradic
#131D68 #681348 #685E13 #136834
square
#131D68 #681348 #685E13 #136834
split-complementary
#131D68 #683413 #486813
monochromatic
#05071A #0A0F34 #131D68 #1C2B9C #263ACF

Accessibility & contrast

On white

14.96
#131D68 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.40
#131D68 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D68
14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131D68#FFFFFF#000000##FFFFFF
##131D681.0014.961.4014.96
#FFFFFF14.961.0021.001.00
#0000001.4021.001.0021.00
##FFFFFF14.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002B6A
Deuteranopia (green-blind)
#002367
Tritanopia (blue-blind)
#003240
Achromatopsia (no color)
#272727

Design tokens & code

CSS
--color: #131d68;
/* rgb */ color: rgb(19, 29, 104);
/* oklch */ color: oklch(28.2% 0.130 269.5);
Tailwind
colors: {
  custom: {
    50: '#615994',
    500: '#131d68',
    950: '#000000',
  },
}
SCSS
$custom: #131d68;
$custom-light: #615994;
$custom-dark: #000000;
JSON
{
  "hex": "#131d68",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 104
  },
  "hsl": {
    "h": 232.941,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.28248,
    "c": 0.12979,
    "h": 269.5
  },
  "luminance": 0.02017
}

Semantic roles & 50–950 ramp

primary
#131D68
secondary
#9F9337
accent
#D73CEC
background
#F6F5F9
surface
#EBE9F1
border
#C6C5CB
text
#06030D
muted
#7A787E

Preview Lab

Preview with #131D68

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

Preview Lab → · Contrast checker → · Palette generator →

#131D68 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva