#131555#131555

#131555 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.7% C 0.113 H 273.2°. Best body text is #FFFFFF at 16.59:1 contrast (WCAG AA passes).

Color values

HEX#131555
RGBrgb(19, 21, 85)
HSLhsl(238, 63%, 20%)
HSVhsv(238, 78%, 33%)
CMYKcmyk(77.6%, 75.3%, 0%, 66.7%)
CIE-LABlab(11.49, 23.50, -38.87)
CIE-LCHlch(11.49, 45.42, 301.15°)
OKLaboklab(24.67% 0.0062 -0.1124)
OKLCHoklch(24.67% 0.113 273.2)
XYZxyz(2.1759, 1.3304, 8.7347)
Luminance0.0133 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#131555 #555313
analogous
#133655 #131555 #321355
triadic
#131555 #551315 #155513
tetradic
#131555 #551336 #555313 #135532
square
#131555 #551336 #555313 #135532
split-complementary
#131555 #553213 #365513
monochromatic
#060619 #080923 #131555 #1E2187 #292EB9

Accessibility & contrast

On white

16.59
#131555 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.27
#131555 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131555
16.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##131555#FFFFFF#000000##FFFFFF
##1315551.0016.591.2716.59
#FFFFFF16.591.0021.001.00
#0000001.2721.001.0021.00
##FFFFFF16.591.0021.001.00

Color blindness preview

Protanopia (red-blind)
#002257
Deuteranopia (green-blind)
#001B54
Tritanopia (blue-blind)
#002733
Achromatopsia (no color)
#1E1E1E

Design tokens & code

CSS
--color: #131555;
/* rgb */ color: rgb(19, 21, 85);
/* oklch */ color: oklch(24.7% 0.113 273.2);
Tailwind
colors: {
  custom: {
    50: '#5d5286',
    500: '#131555',
    950: '#000000',
  },
}
SCSS
$custom: #131555;
$custom-light: #5d5286;
$custom-dark: #000000;
JSON
{
  "hex": "#131555",
  "rgb": {
    "r": 19,
    "g": 21,
    "b": 85
  },
  "hsl": {
    "h": 238.182,
    "s": 63.462,
    "l": 20.392
  },
  "oklch": {
    "l": 0.24672,
    "c": 0.11255,
    "h": 273.2
  },
  "luminance": 0.01331
}

Semantic roles & 50–950 ramp

primary
#131555
secondary
#8D8B36
accent
#E141E6
background
#F5F4F8
surface
#E9E7EF
border
#C5C3CA
text
#05020B
muted
#79787C

Preview Lab

Preview with #131555

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

Preview Lab → · Contrast checker → · Palette generator →

#131555 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva