#131C54#131C54

#131C54 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 26.0% C 0.102 H 270.5°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#131C54
RGB	rgb(19, 28, 84)
HSL	hsl(232, 63%, 20%)
HSV	hsv(232, 77%, 33%)
CMYK	cmyk(77.4%, 66.7%, 0%, 67.1%)
CIE-LAB	lab(13.28, 18.05, -35.24)
CIE-LCH	lch(13.28, 39.60, 297.12°)
OKLab	oklab(25.95% 0.001 -0.1017)
OKLCH	oklch(25.95% 0.102 270.5)
XYZ	xyz(2.2835, 1.6088, 8.5760)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131C54 #544B13

analogous

#133D54 #131C54 #2A1354

triadic

#131C54 #54131C #1C5413

tetradic

#131C54 #54133D #544B13 #13542A

square

#131C54 #54133D #544B13 #13542A

split-complementary

#131C54 #542A13 #3D5413

monochromatic

#060819 #080B22 #131C54 #1E2D86 #2A3DB8

Accessibility & contrast

On white

15.89

#131C54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#131C54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131C54

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131C54	#FFFFFF	#000000	##FFFFFF
##131C54	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002556

Deuteranopia (green-blind)

#001F53

Tritanopia (blue-blind)

#002A35

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #131c54;
/* rgb */ color: rgb(19, 28, 84);
/* oklch */ color: oklch(26.0% 0.102 270.5);

Tailwind

colors: {
  custom: {
    50: '#5b5885',
    500: '#131c54',
    950: '#000000',
  },
}

SCSS

$custom: #131c54;
$custom-light: #5b5885;
$custom-dark: #000000;

JSON

{
  "hex": "#131c54",
  "rgb": {
    "r": 19,
    "g": 28,
    "b": 84
  },
  "hsl": {
    "h": 231.692,
    "s": 63.107,
    "l": 20.196
  },
  "oklch": {
    "l": 0.25953,
    "c": 0.10173,
    "h": 270.5
  },
  "luminance": 0.01609
}

Semantic roles & 50–950 ramp

primary

#131C54

secondary

#8C8136

accent

#CF42E6

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #131C54

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

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