#131566#131566

#131566 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.6% C 0.136 H 271.4°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#131566
RGB	rgb(19, 21, 102)
HSL	hsl(239, 69%, 24%)
HSV	hsv(239, 81%, 40%)
CMYK	cmyk(81.4%, 79.4%, 0%, 60%)
CIE-LAB	lab(13.43, 29.98, -47.04)
CIE-LCH	lch(13.43, 55.78, 302.51°)
OKLab	oklab(26.65% 0.0033 -0.1362)
OKLCH	oklch(26.65% 0.136 271.4)
XYZ	xyz(2.9342, 1.6338, 12.7285)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131566 #666413

analogous

#133E66 #131566 #3A1366

triadic

#131566 #661315 #156613

tetradic

#131566 #66133E #666413 #13663A

square

#131566 #66133E #666413 #13663A

split-complementary

#131566 #663A13 #3E6613

monochromatic

#05051A #090A32 #131566 #1D209A #262ACD

Accessibility & contrast

On white

15.83

#131566 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#131566 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131566

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131566	#FFFFFF	#000000	##FFFFFF
##131566	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002668

Deuteranopia (green-blind)

#001E65

Tritanopia (blue-blind)

#002D3C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #131566;
/* rgb */ color: rgb(19, 21, 102);
/* oklch */ color: oklch(26.6% 0.136 271.4);

Tailwind

colors: {
  custom: {
    50: '#615393',
    500: '#131566',
    950: '#000000',
  },
}

SCSS

$custom: #131566;
$custom-light: #615393;
$custom-dark: #000000;

JSON

{
  "hex": "#131566",
  "rgb": {
    "r": 19,
    "g": 21,
    "b": 102
  },
  "hsl": {
    "h": 238.554,
    "s": 68.595,
    "l": 23.725
  },
  "oklch": {
    "l": 0.26646,
    "c": 0.13624,
    "h": 271.4
  },
  "luminance": 0.01634
}

Semantic roles & 50–950 ramp

primary

#131566

secondary

#9D9B37

accent

#E73CEB

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #131566

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

Preview Lab → · Contrast checker → · Palette generator →