#131750#131750

#131750 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.5% C 0.103 H 273.0°. Best body text is #FFFFFF at 16.59:1 contrast (WCAG AA passes).

Color values

HEX	#131750
RGB	rgb(19, 23, 80)
HSL	hsl(236, 62%, 19%)
HSV	hsv(236, 76%, 31%)
CMYK	cmyk(76.3%, 71.2%, 0%, 68.6%)
CIE-LAB	lab(11.49, 20.08, -35.45)
CIE-LCH	lch(11.49, 40.75, 299.53°)
OKLab	oklab(24.51% 0.0053 -0.1024)
OKLCH	oklch(24.51% 0.103 273)
XYZ	xyz(2.0224, 1.3302, 7.7380)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131750 #504C13

analogous

#133650 #131750 #2E1350

triadic

#131750 #501317 #175013

tetradic

#131750 #501336 #504C13 #13502E

square

#131750 #501336 #504C13 #13502E

split-complementary

#131750 #502E13 #365013

monochromatic

#060719 #07091F #131750 #1F2581 #2A33B3

Accessibility & contrast

On white

16.59

#131750 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#131750 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131750

16.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131750	#FFFFFF	#000000	##FFFFFF
##131750	1.00	16.59	1.27	16.59
#FFFFFF	16.59	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002152

Deuteranopia (green-blind)

#001C4F

Tritanopia (blue-blind)

#002631

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #131750;
/* rgb */ color: rgb(19, 23, 80);
/* oklch */ color: oklch(24.5% 0.103 273.0);

Tailwind

colors: {
  custom: {
    50: '#5b5482',
    500: '#131750',
    950: '#000000',
  },
}

SCSS

$custom: #131750;
$custom-light: #5b5482;
$custom-dark: #000000;

JSON

{
  "hex": "#131750",
  "rgb": {
    "r": 19,
    "g": 23,
    "b": 80
  },
  "hsl": {
    "h": 236.066,
    "s": 61.616,
    "l": 19.412
  },
  "oklch": {
    "l": 0.2451,
    "c": 0.10254,
    "h": 273
  },
  "luminance": 0.0133
}

Semantic roles & 50–950 ramp

primary

#131750

secondary

#898336

accent

#DA43E5

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020A

muted

#79787C

Preview Lab

Preview with #131750

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

Preview Lab → · Contrast checker → · Palette generator →