#131773#131773

#131773 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.5% C 0.151 H 270.0°. Best body text is #FFFFFF at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#131773
RGB	rgb(19, 23, 115)
HSL	hsl(238, 72%, 26%)
HSV	hsv(238, 83%, 45%)
CMYK	cmyk(83.5%, 80%, 0%, 54.9%)
CIE-LAB	lab(15.43, 33.51, -52.24)
CIE-LCH	lch(15.43, 62.07, 302.68°)
OKLab	oklab(28.52% 0 -0.1513)
OKLCH	oklch(28.52% 0.151 270)
XYZ	xyz(3.6684, 1.9886, 16.4068)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131773 #736F13

analogous

#134773 #131773 #3F1373

triadic

#131773 #731317 #177313

tetradic

#131773 #731347 #736F13 #13733F

square

#131773 #731347 #736F13 #13733F

split-complementary

#131773 #733F13 #477313

monochromatic

#04051A #0A0C3E #131773 #1C22A8 #252DDB

Accessibility & contrast

On white

15.02

#131773 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#131773 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131773

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131773	#FFFFFF	#000000	##FFFFFF
##131773	1.00	15.02	1.40	15.02
#FFFFFF	15.02	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B76

Deuteranopia (green-blind)

#002271

Tritanopia (blue-blind)

#003344

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #131773;
/* rgb */ color: rgb(19, 23, 115);
/* oklch */ color: oklch(28.5% 0.151 270.0);

Tailwind

colors: {
  custom: {
    50: '#65559c',
    500: '#131773',
    950: '#000000',
  },
}

SCSS

$custom: #131773;
$custom-light: #65559c;
$custom-dark: #000000;

JSON

{
  "hex": "#131773",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 115
  },
  "hsl": {
    "h": 237.5,
    "s": 71.642,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28516,
    "c": 0.15132,
    "h": 270
  },
  "luminance": 0.01989
}

Semantic roles & 50–950 ramp

primary

#131773

secondary

#AAA538

accent

#E739EE

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #131773

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

Preview Lab → · Contrast checker → · Palette generator →