#131A45#131A45

#131A45 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.1% C 0.081 H 271.9°. Best body text is #FFFFFF at 16.65:1 contrast (WCAG AA passes).

Color values

HEX	#131A45
RGB	rgb(19, 26, 69)
HSL	hsl(232, 57%, 17%)
HSV	hsv(232, 72%, 27%)
CMYK	cmyk(72.5%, 62.3%, 0%, 72.9%)
CIE-LAB	lab(11.32, 13.29, -28.11)
CIE-LCH	lch(11.32, 31.09, 295.31°)
OKLab	oklab(24.07% 0.0027 -0.0808)
OKLCH	oklch(24.07% 0.081 271.9)
XYZ	xyz(1.7118, 1.3068, 5.7911)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.69

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131A45 #453E13

analogous

#133345 #131A45 #251345

triadic

#131A45 #45131A #1A4513

tetradic

#131A45 #451333 #453E13 #134525

square

#131A45 #451333 #453E13 #134525

split-complementary

#131A45 #452513 #334513

monochromatic

#070918 #070918 #131A45 #202C75 #2D3EA5

Accessibility & contrast

On white

16.65

#131A45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#131A45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131A45

16.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131A45	#FFFFFF	#000000	##FFFFFF
##131A45	1.00	16.65	1.26	16.65
#FFFFFF	16.65	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002046

Deuteranopia (green-blind)

#001C44

Tritanopia (blue-blind)

#00242C

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #131a45;
/* rgb */ color: rgb(19, 26, 69);
/* oklch */ color: oklch(24.1% 0.081 271.9);

Tailwind

colors: {
  custom: {
    50: '#585679',
    500: '#131a45',
    950: '#000000',
  },
}

SCSS

$custom: #131a45;
$custom-light: #585679;
$custom-dark: #000000;

JSON

{
  "hex": "#131a45",
  "rgb": {
    "r": 19,
    "g": 26,
    "b": 69
  },
  "hsl": {
    "h": 231.6,
    "s": 56.818,
    "l": 17.255
  },
  "oklch": {
    "l": 0.24066,
    "c": 0.08084,
    "h": 271.9
  },
  "luminance": 0.01307
}

Semantic roles & 50–950 ramp

primary

#131A45

secondary

#7E7436

accent

#CB48E0

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #131A45

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

Preview Lab → · Contrast checker → · Palette generator →