#131355#131355

#131355 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.115 H 273.8°. Best body text is #FFFFFF at 16.77:1 contrast (WCAG AA passes).

Color values

HEX	#131355
RGB	rgb(19, 19, 85)
HSL	hsl(240, 63%, 20%)
HSV	hsv(240, 78%, 33%)
CMYK	cmyk(77.6%, 77.6%, 0%, 66.7%)
CIE-LAB	lab(10.99, 24.86, -39.68)
CIE-LCH	lch(10.99, 46.82, 302.06°)
OKLab	oklab(24.32% 0.0075 -0.1147)
OKLCH	oklch(24.32% 0.115 273.8)
XYZ	xyz(2.1406, 1.2599, 8.7229)
Luminance	0.0126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131355 #555513

analogous

#133455 #131355 #341355

triadic

#131355 #551313 #135513

tetradic

#131355 #551334 #555513 #135534

square

#131355 #551334 #555513 #135534

split-complementary

#131355 #553413 #345513

monochromatic

#060619 #080823 #131355 #1E1E87 #2929B9

Accessibility & contrast

On white

16.77

#131355 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#131355 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131355

16.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131355	#FFFFFF	#000000	##FFFFFF
##131355	1.00	16.77	1.25	16.77
#FFFFFF	16.77	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002157

Deuteranopia (green-blind)

#001A54

Tritanopia (blue-blind)

#002632

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #131355;
/* rgb */ color: rgb(19, 19, 85);
/* oklch */ color: oklch(24.3% 0.115 273.8);

Tailwind

colors: {
  custom: {
    50: '#5d5186',
    500: '#131355',
    950: '#000000',
  },
}

SCSS

$custom: #131355;
$custom-light: #5d5186;
$custom-dark: #000000;

JSON

{
  "hex": "#131355",
  "rgb": {
    "r": 19,
    "g": 19,
    "b": 85
  },
  "hsl": {
    "h": 240,
    "s": 63.462,
    "l": 20.392
  },
  "oklch": {
    "l": 0.24317,
    "c": 0.115,
    "h": 273.8
  },
  "luminance": 0.0126
}

Semantic roles & 50–950 ramp

primary

#131355

secondary

#8D8D36

accent

#E641E6

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #131355

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

Preview Lab → · Contrast checker → · Palette generator →