#131D44#131D44

#131D44 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.7% C 0.075 H 269.4°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#131D44
RGB	rgb(19, 29, 68)
HSL	hsl(228, 56%, 17%)
HSV	hsv(228, 72%, 27%)
CMYK	cmyk(72.1%, 57.4%, 0%, 73.3%)
CIE-LAB	lab(12.18, 10.57, -26.01)
CIE-LCH	lch(12.18, 28.08, 292.11°)
OKLab	oklab(24.69% -0.0007 -0.0746)
OKLCH	oklch(24.69% 0.075 269.4)
XYZ	xyz(1.7510, 1.4344, 5.6523)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D44 #443A13

analogous

#133644 #131D44 #221344

triadic

#131D44 #44131D #1D4413

tetradic

#131D44 #441336 #443A13 #134422

square

#131D44 #441336 #443A13 #134422

split-complementary

#131D44 #442213 #364413

monochromatic

#070A18 #070A18 #131D44 #203174 #2E46A4

Accessibility & contrast

On white

16.32

#131D44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#131D44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D44

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D44	#FFFFFF	#000000	##FFFFFF
##131D44	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#072245

Deuteranopia (green-blind)

#001E43

Tritanopia (blue-blind)

#00262D

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #131d44;
/* rgb */ color: rgb(19, 29, 68);
/* oklch */ color: oklch(24.7% 0.075 269.4);

Tailwind

colors: {
  custom: {
    50: '#575878',
    500: '#131d44',
    950: '#000000',
  },
}

SCSS

$custom: #131d44;
$custom-light: #575878;
$custom-dark: #000000;

JSON

{
  "hex": "#131d44",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 68
  },
  "hsl": {
    "h": 227.755,
    "s": 56.322,
    "l": 17.059
  },
  "oklch": {
    "l": 0.24689,
    "c": 0.07458,
    "h": 269.4
  },
  "luminance": 0.01435
}

Semantic roles & 50–950 ramp

primary

#131D44

secondary

#7D6E36

accent

#C148E0

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #131D44

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

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