#131659#131659

#131659 is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.3% C 0.117 H 272.4°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#131659
RGB	rgb(19, 22, 89)
HSL	hsl(237, 65%, 21%)
HSV	hsv(237, 79%, 35%)
CMYK	cmyk(78.7%, 75.3%, 0%, 65.1%)
CIE-LAB	lab(12.18, 24.37, -40.44)
CIE-LCH	lch(12.18, 47.22, 301.08°)
OKLab	oklab(25.3% 0.005 -0.117)
OKLCH	oklch(25.3% 0.117 272.4)
XYZ	xyz(2.3580, 1.4333, 9.6016)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131659 #595613

analogous

#133959 #131659 #331359

triadic

#131659 #591316 #165913

tetradic

#131659 #591339 #595613 #135933

square

#131659 #591339 #595613 #135933

split-complementary

#131659 #593313 #395913

monochromatic

#050619 #080A27 #131659 #1E228B #292FBE

Accessibility & contrast

On white

16.32

#131659 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#131659 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131659

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131659	#FFFFFF	#000000	##FFFFFF
##131659	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235B

Deuteranopia (green-blind)

#001D58

Tritanopia (blue-blind)

#002935

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #131659;
/* rgb */ color: rgb(19, 22, 89);
/* oklch */ color: oklch(25.3% 0.117 272.4);

Tailwind

colors: {
  custom: {
    50: '#5e5389',
    500: '#131659',
    950: '#000000',
  },
}

SCSS

$custom: #131659;
$custom-light: #5e5389;
$custom-dark: #000000;

JSON

{
  "hex": "#131659",
  "rgb": {
    "r": 19,
    "g": 22,
    "b": 89
  },
  "hsl": {
    "h": 237.429,
    "s": 64.815,
    "l": 21.176
  },
  "oklch": {
    "l": 0.25303,
    "c": 0.11708,
    "h": 272.4
  },
  "luminance": 0.01434
}

Semantic roles & 50–950 ramp

primary

#131659

secondary

#918D37

accent

#E140E8

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020B

muted

#79787C

Preview Lab

Preview with #131659

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

Preview Lab → · Contrast checker → · Palette generator →