#131F35#131F35

#131F35 is a very dark, muted blue. Relative luminance 0.014; OKLCH L 24.0% C 0.046 H 261.8°. Best body text is #FFFFFF at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#131F35
RGB	rgb(19, 31, 53)
HSL	hsl(219, 47%, 14%)
HSV	hsv(219, 64%, 21%)
CMYK	cmyk(64.2%, 41.5%, 0%, 79.2%)
CIE-LAB	lab(11.79, 2.79, -16.03)
CIE-LCH	lch(11.79, 16.27, 279.89°)
OKLab	oklab(24.04% -0.0065 -0.0453)
OKLCH	oklch(24.04% 0.046 261.8)
XYZ	xyz(1.4009, 1.3754, 3.5591)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131F35 #352913

analogous

#133035 #131F35 #181335

triadic

#131F35 #35131F #1F3513

tetradic

#131F35 #351330 #352913 #133518

square

#131F35 #351330 #352913 #133518

split-complementary

#131F35 #351813 #303513

monochromatic

#080D17 #080D17 #131F35 #233962 #33548F

Accessibility & contrast

On white

16.47

#131F35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#131F35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131F35

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131F35	#FFFFFF	#000000	##FFFFFF
##131F35	1.00	16.47	1.27	16.47
#FFFFFF	16.47	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162136

Deuteranopia (green-blind)

#121E35

Tritanopia (blue-blind)

#032427

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #131f35;
/* rgb */ color: rgb(19, 31, 53);
/* oklch */ color: oklch(24.0% 0.046 261.8);

Tailwind

colors: {
  custom: {
    50: '#545a6c',
    500: '#131f35',
    950: '#000000',
  },
}

SCSS

$custom: #131f35;
$custom-light: #545a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#131f35",
  "rgb": {
    "r": 19,
    "g": 31,
    "b": 53
  },
  "hsl": {
    "h": 218.824,
    "s": 47.222,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24044,
    "c": 0.04574,
    "h": 261.8
  },
  "luminance": 0.01375
}

Semantic roles & 50–950 ramp

primary

#131F35

secondary

#6D5A37

accent

#A851D7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#030307

muted

#78787A

Preview Lab

Preview with #131F35

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

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