#131561#131561

#131561 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.1% C 0.129 H 271.9°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#131561
RGB	rgb(19, 21, 97)
HSL	hsl(238, 67%, 23%)
HSV	hsv(238, 80%, 38%)
CMYK	cmyk(80.4%, 78.4%, 0%, 62%)
CIE-LAB	lab(12.85, 28.11, -44.70)
CIE-LCH	lch(12.85, 52.80, 302.16°)
OKLab	oklab(26.05% 0.0042 -0.1294)
OKLCH	oklch(26.05% 0.129 271.9)
XYZ	xyz(2.6937, 1.5376, 11.4618)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131561 #615F13

analogous

#133C61 #131561 #381361

triadic

#131561 #611315 #156113

tetradic

#131561 #61133C #615F13 #136138

square

#131561 #61133C #615F13 #136138

split-complementary

#131561 #613813 #3C6113

monochromatic

#05061A #090A2E #131561 #1D2094 #272BC7

Accessibility & contrast

On white

16.06

#131561 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#131561 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131561

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131561	#FFFFFF	#000000	##FFFFFF
##131561	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002563

Deuteranopia (green-blind)

#001D60

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #131561;
/* rgb */ color: rgb(19, 21, 97);
/* oklch */ color: oklch(26.1% 0.129 271.9);

Tailwind

colors: {
  custom: {
    50: '#60538f',
    500: '#131561',
    950: '#000000',
  },
}

SCSS

$custom: #131561;
$custom-light: #60538f;
$custom-dark: #000000;

JSON

{
  "hex": "#131561",
  "rgb": {
    "r": 19,
    "g": 21,
    "b": 97
  },
  "hsl": {
    "h": 238.462,
    "s": 67.241,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26052,
    "c": 0.12946,
    "h": 271.9
  },
  "luminance": 0.01538
}

Semantic roles & 50–950 ramp

primary

#131561

secondary

#999637

accent

#E63EEA

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#05020C

muted

#7A787D

Preview Lab

Preview with #131561

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

Preview Lab → · Contrast checker → · Palette generator →