#131554#131554

#131554 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.6% C 0.111 H 273.3°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#131554
RGB	rgb(19, 21, 84)
HSL	hsl(238, 63%, 20%)
HSV	hsv(238, 77%, 33%)
CMYK	cmyk(77.4%, 75%, 0%, 67.1%)
CIE-LAB	lab(11.38, 23.10, -38.36)
CIE-LCH	lch(11.38, 44.78, 301.05°)
OKLab	oklab(24.56% 0.0064 -0.1109)
OKLCH	oklch(24.56% 0.111 273.3)
XYZ	xyz(2.1364, 1.3147, 8.5269)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131554 #545213

analogous

#133554 #131554 #311354

triadic

#131554 #541315 #155413

tetradic

#131554 #541335 #545213 #135431

square

#131554 #541335 #545213 #135431

split-complementary

#131554 #543113 #355413

monochromatic

#060619 #080922 #131554 #1E2186 #2A2EB8

Accessibility & contrast

On white

16.63

#131554 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#131554 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131554

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131554	#FFFFFF	#000000	##FFFFFF
##131554	1.00	16.63	1.26	16.63
#FFFFFF	16.63	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002156

Deuteranopia (green-blind)

#001B53

Tritanopia (blue-blind)

#002632

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #131554;
/* rgb */ color: rgb(19, 21, 84);
/* oklch */ color: oklch(24.6% 0.111 273.3);

Tailwind

colors: {
  custom: {
    50: '#5c5285',
    500: '#131554',
    950: '#000000',
  },
}

SCSS

$custom: #131554;
$custom-light: #5c5285;
$custom-dark: #000000;

JSON

{
  "hex": "#131554",
  "rgb": {
    "r": 19,
    "g": 21,
    "b": 84
  },
  "hsl": {
    "h": 238.154,
    "s": 63.107,
    "l": 20.196
  },
  "oklch": {
    "l": 0.2456,
    "c": 0.1111,
    "h": 273.3
  },
  "luminance": 0.01315
}

Semantic roles & 50–950 ramp

primary

#131554

secondary

#8C8A36

accent

#E142E6

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #131554

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

Preview Lab → · Contrast checker → · Palette generator →