#131C52#131C52

#131C52 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.8% C 0.099 H 270.6°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#131C52
RGB	rgb(19, 28, 82)
HSL	hsl(231, 62%, 20%)
HSV	hsv(231, 77%, 32%)
CMYK	cmyk(76.8%, 65.9%, 0%, 67.8%)
CIE-LAB	lab(13.10, 17.22, -34.19)
CIE-LCH	lch(13.10, 38.28, 296.73°)
OKLab	oklab(25.76% 0.001 -0.0986)
OKLCH	oklch(25.76% 0.099 270.6)
XYZ	xyz(2.2063, 1.5779, 8.1693)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C52 #524913

analogous

#133B52 #131C52 #2A1352

triadic

#131C52 #52131C #1C5213

tetradic

#131C52 #52133B #524913 #13522A

square

#131C52 #52133B #524913 #13522A

split-complementary

#131C52 #522A13 #3B5213

monochromatic

#060819 #070B20 #131C52 #1F2D84 #2A3EB5

Accessibility & contrast

On white

15.96

#131C52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#131C52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C52

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C52	#FFFFFF	#000000	##FFFFFF
##131C52	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002554

Deuteranopia (green-blind)

#001F51

Tritanopia (blue-blind)

#002A33

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #131c52;
/* rgb */ color: rgb(19, 28, 82);
/* oklch */ color: oklch(25.8% 0.099 270.6);

Tailwind

colors: {
  custom: {
    50: '#5b5783',
    500: '#131c52',
    950: '#000000',
  },
}

SCSS

$custom: #131c52;
$custom-light: #5b5783;
$custom-dark: #000000;

JSON

{
  "hex": "#131c52",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 82
  },
  "hsl": {
    "h": 231.429,
    "s": 62.376,
    "l": 19.804
  },
  "oklch": {
    "l": 0.25755,
    "c": 0.09864,
    "h": 270.6
  },
  "luminance": 0.01578
}

Semantic roles & 50–950 ramp

primary

#131C52

secondary

#8A7E36

accent

#CE42E5

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #131C52

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

Preview Lab → · Contrast checker → · Palette generator →