#131756#131756

#131756 is a dark, moderate blue. Relative luminance 0.014; OKLCH L 25.2% C 0.111 H 272.4°. Best body text is #FFFFFF at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#131756
RGB	rgb(19, 23, 86)
HSL	hsl(236, 64%, 21%)
HSV	hsv(236, 78%, 34%)
CMYK	cmyk(77.9%, 73.3%, 0%, 66.3%)
CIE-LAB	lab(12.11, 22.49, -38.52)
CIE-LCH	lch(12.11, 44.61, 300.28°)
OKLab	oklab(25.16% 0.0047 -0.1114)
OKLCH	oklch(25.16% 0.111 272.4)
XYZ	xyz(2.2541, 1.4229, 8.9581)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131756 #565213

analogous

#133856 #131756 #301356

triadic

#131756 #561317 #175613

tetradic

#131756 #561338 #565213 #135630

square

#131756 #561338 #565213 #135630

split-complementary

#131756 #563013 #385613

monochromatic

#060719 #080A24 #131756 #1E2488 #2932BA

Accessibility & contrast

On white

16.35

#131756 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#131756 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131756

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131756	#FFFFFF	#000000	##FFFFFF
##131756	1.00	16.35	1.28	16.35
#FFFFFF	16.35	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002358

Deuteranopia (green-blind)

#001D55

Tritanopia (blue-blind)

#002834

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #131756;
/* rgb */ color: rgb(19, 23, 86);
/* oklch */ color: oklch(25.2% 0.111 272.4);

Tailwind

colors: {
  custom: {
    50: '#5d5486',
    500: '#131756',
    950: '#000000',
  },
}

SCSS

$custom: #131756;
$custom-light: #5d5486;
$custom-dark: #000000;

JSON

{
  "hex": "#131756",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 86
  },
  "hsl": {
    "h": 236.418,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.25155,
    "c": 0.11147,
    "h": 272.4
  },
  "luminance": 0.01423
}

Semantic roles & 50–950 ramp

primary

#131756

secondary

#8E8936

accent

#DD41E7

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #131756

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

Preview Lab → · Contrast checker → · Palette generator →