#131E55#131E55

#131E55 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.5% C 0.100 H 269.6°. Best body text is #FFFFFF at 15.62:1 contrast (WCAG AA passes).

Color values

HEX	#131E55
RGB	rgb(19, 30, 85)
HSL	hsl(230, 63%, 20%)
HSV	hsv(230, 78%, 33%)
CMYK	cmyk(77.6%, 64.7%, 0%, 66.7%)
CIE-LAB	lab(13.96, 16.98, -34.82)
CIE-LCH	lch(13.96, 38.74, 296.00°)
OKLab	oklab(26.48% -0.0008 -0.1005)
OKLCH	oklch(26.48% 0.1 269.6)
XYZ	xyz(2.3720, 1.7226, 8.8001)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E55 #554A13

analogous

#133F55 #131E55 #291355

triadic

#131E55 #55131E #1E5513

tetradic

#131E55 #55133F #554A13 #135529

square

#131E55 #55133F #554A13 #135529

split-complementary

#131E55 #552913 #3F5513

monochromatic

#060919 #080C23 #131E55 #1E3087 #2941B9

Accessibility & contrast

On white

15.62

#131E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#131E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E55

15.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E55	#FFFFFF	#000000	##FFFFFF
##131E55	1.00	15.62	1.34	15.62
#FFFFFF	15.62	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002757

Deuteranopia (green-blind)

#002154

Tritanopia (blue-blind)

#002C36

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #131e55;
/* rgb */ color: rgb(19, 30, 85);
/* oklch */ color: oklch(26.5% 0.100 269.6);

Tailwind

colors: {
  custom: {
    50: '#5c5985',
    500: '#131e55',
    950: '#000000',
  },
}

SCSS

$custom: #131e55;
$custom-light: #5c5985;
$custom-dark: #000000;

JSON

{
  "hex": "#131e55",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 85
  },
  "hsl": {
    "h": 230,
    "s": 63.462,
    "l": 20.392
  },
  "oklch": {
    "l": 0.26483,
    "c": 0.10046,
    "h": 269.6
  },
  "luminance": 0.01723
}

Semantic roles & 50–950 ramp

primary

#131E55

secondary

#8D7F36

accent

#CB41E6

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #131E55

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

Preview Lab → · Contrast checker → · Palette generator →