#131E64#131E64

#131E64 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.0% C 0.123 H 269.4°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#131E64
RGB	rgb(19, 30, 100)
HSL	hsl(232, 68%, 23%)
HSV	hsv(232, 81%, 39%)
CMYK	cmyk(81%, 70%, 0%, 60.8%)
CIE-LAB	lab(15.42, 23.16, -42.45)
CIE-LCH	lch(15.42, 48.36, 298.61°)
OKLab	oklab(28.01% -0.0013 -0.1228)
OKLCH	oklch(28.01% 0.123 269.4)
XYZ	xyz(3.0323, 1.9868, 12.2778)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E64 #645913

analogous

#134664 #131E64 #301364

triadic

#131E64 #64131E #1E6413

tetradic

#131E64 #641346 #645913 #136430

square

#131E64 #641346 #645913 #136430

split-complementary

#131E64 #643013 #466413

monochromatic

#05081A #090F31 #131E64 #1D2D97 #273DCB

Accessibility & contrast

On white

15.03

#131E64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#131E64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E64

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E64	#FFFFFF	#000000	##FFFFFF
##131E64	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A66

Deuteranopia (green-blind)

#002363

Tritanopia (blue-blind)

#00313E

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #131e64;
/* rgb */ color: rgb(19, 30, 100);
/* oklch */ color: oklch(28.0% 0.123 269.4);

Tailwind

colors: {
  custom: {
    50: '#605991',
    500: '#131e64',
    950: '#000000',
  },
}

SCSS

$custom: #131e64;
$custom-light: #605991;
$custom-dark: #000000;

JSON

{
  "hex": "#131e64",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 100
  },
  "hsl": {
    "h": 231.852,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.28008,
    "c": 0.12285,
    "h": 269.4
  },
  "luminance": 0.01987
}

Semantic roles & 50–950 ramp

primary

#131E64

secondary

#9C8E37

accent

#D33DEB

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#05030D

muted

#79787E

Preview Lab

Preview with #131E64

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

Preview Lab → · Contrast checker → · Palette generator →