#131E53#131E53

#131E53 is a dark, moderate blue. Relative luminance 0.017; OKLCH L 26.3% C 0.097 H 269.5°. Best body text is #FFFFFF at 15.69:1 contrast (WCAG AA passes).

Color values

HEX	#131E53
RGB	rgb(19, 30, 83)
HSL	hsl(230, 63%, 20%)
HSV	hsv(230, 77%, 33%)
CMYK	cmyk(77.1%, 63.9%, 0%, 67.5%)
CIE-LAB	lab(13.78, 16.14, -33.76)
CIE-LCH	lch(13.78, 37.42, 295.56°)
OKLab	oklab(26.29% -0.0008 -0.0974)
OKLCH	oklch(26.29% 0.097 269.5)
XYZ	xyz(2.2936, 1.6913, 8.3875)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131E53 #534813

analogous

#133E53 #131E53 #281353

triadic

#131E53 #53131E #1E5313

tetradic

#131E53 #53133E #534813 #135328

square

#131E53 #53133E #534813 #135328

split-complementary

#131E53 #532813 #3E5313

monochromatic

#060919 #080C21 #131E53 #1E3085 #2A42B7

Accessibility & contrast

On white

15.69

#131E53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#131E53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131E53

15.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131E53	#FFFFFF	#000000	##FFFFFF
##131E53	1.00	15.69	1.34	15.69
#FFFFFF	15.69	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002655

Deuteranopia (green-blind)

#002052

Tritanopia (blue-blind)

#002B35

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #131e53;
/* rgb */ color: rgb(19, 30, 83);
/* oklch */ color: oklch(26.3% 0.097 269.5);

Tailwind

colors: {
  custom: {
    50: '#5b5984',
    500: '#131e53',
    950: '#000000',
  },
}

SCSS

$custom: #131e53;
$custom-light: #5b5984;
$custom-dark: #000000;

JSON

{
  "hex": "#131e53",
  "rgb": {
    "r": 19,
    "g": 30,
    "b": 83
  },
  "hsl": {
    "h": 229.688,
    "s": 62.745,
    "l": 20
  },
  "oklch": {
    "l": 0.2629,
    "c": 0.09735,
    "h": 269.5
  },
  "luminance": 0.01692
}

Semantic roles & 50–950 ramp

primary

#131E53

secondary

#8B7D36

accent

#CA42E6

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #131E53

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

Preview Lab → · Contrast checker → · Palette generator →