#131753#131753

#131753 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.8% C 0.107 H 272.7°. Best body text is #FFFFFF at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#131753
RGB	rgb(19, 23, 83)
HSL	hsl(236, 63%, 20%)
HSV	hsv(236, 77%, 33%)
CMYK	cmyk(77.1%, 72.3%, 0%, 67.5%)
CIE-LAB	lab(11.79, 21.29, -37.00)
CIE-LCH	lch(11.79, 42.69, 299.92°)
OKLab	oklab(24.83% 0.005 -0.1069)
OKLCH	oklch(24.83% 0.107 272.7)
XYZ	xyz(2.1358, 1.3756, 8.3349)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131753 #534F13

analogous

#133753 #131753 #2F1353

triadic

#131753 #531317 #175313

tetradic

#131753 #531337 #534F13 #13532F

square

#131753 #531337 #534F13 #13532F

split-complementary

#131753 #532F13 #375313

monochromatic

#060719 #080921 #131753 #1E2585 #2A33B7

Accessibility & contrast

On white

16.47

#131753 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#131753 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131753

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131753	#FFFFFF	#000000	##FFFFFF
##131753	1.00	16.47	1.28	16.47
#FFFFFF	16.47	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002255

Deuteranopia (green-blind)

#001C52

Tritanopia (blue-blind)

#002732

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #131753;
/* rgb */ color: rgb(19, 23, 83);
/* oklch */ color: oklch(24.8% 0.107 272.7);

Tailwind

colors: {
  custom: {
    50: '#5c5484',
    500: '#131753',
    950: '#000000',
  },
}

SCSS

$custom: #131753;
$custom-light: #5c5484;
$custom-dark: #000000;

JSON

{
  "hex": "#131753",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 83
  },
  "hsl": {
    "h": 236.25,
    "s": 62.745,
    "l": 20
  },
  "oklch": {
    "l": 0.2483,
    "c": 0.10704,
    "h": 272.7
  },
  "luminance": 0.01376
}

Semantic roles & 50–950 ramp

primary

#131753

secondary

#8B8636

accent

#DC42E6

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #131753

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

Preview Lab → · Contrast checker → · Palette generator →