#131F56#131F56

#131F56 is a dark, moderate blue. Relative luminance 0.018; OKLCH L 26.8% C 0.101 H 269.1°. Best body text is #FFFFFF at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#131F56
RGB	rgb(19, 31, 86)
HSL	hsl(229, 64%, 21%)
HSV	hsv(229, 78%, 34%)
CMYK	cmyk(77.9%, 64%, 0%, 66.3%)
CIE-LAB	lab(14.34, 16.66, -34.86)
CIE-LCH	lch(14.34, 38.64, 295.53°)
OKLab	oklab(26.8% -0.0016 -0.1006)
OKLCH	oklch(26.8% 0.101 269.1)
XYZ	xyz(2.4377, 1.7901, 9.0193)
Luminance	0.0179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131F56 #564A13

analogous

#134056 #131F56 #281356

triadic

#131F56 #56131F #1F5613

tetradic

#131F56 #561340 #564A13 #135628

square

#131F56 #561340 #564A13 #135628

split-complementary

#131F56 #562813 #405613

monochromatic

#060919 #080D24 #131F56 #1E3188 #2943BA

Accessibility & contrast

On white

15.46

#131F56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#131F56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131F56

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131F56	#FFFFFF	#000000	##FFFFFF
##131F56	1.00	15.46	1.36	15.46
#FFFFFF	15.46	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002858

Deuteranopia (green-blind)

#002155

Tritanopia (blue-blind)

#002D37

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #131f56;
/* rgb */ color: rgb(19, 31, 86);
/* oklch */ color: oklch(26.8% 0.101 269.1);

Tailwind

colors: {
  custom: {
    50: '#5c5a86',
    500: '#131f56',
    950: '#000000',
  },
}

SCSS

$custom: #131f56;
$custom-light: #5c5a86;
$custom-dark: #000000;

JSON

{
  "hex": "#131f56",
  "rgb": {
    "r": 19,
    "g": 31,
    "b": 86
  },
  "hsl": {
    "h": 229.254,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.26798,
    "c": 0.10059,
    "h": 269.1
  },
  "luminance": 0.0179
}

Semantic roles & 50–950 ramp

primary

#131F56

secondary

#8E7F36

accent

#C941E7

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #131F56

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

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