#131F68#131F68

#131F68 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 28.6% C 0.127 H 269.0°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#131F68
RGB	rgb(19, 31, 104)
HSL	hsl(232, 69%, 24%)
HSV	hsv(232, 82%, 41%)
CMYK	cmyk(81.7%, 70.2%, 0%, 59.2%)
CIE-LAB	lab(16.09, 24.07, -43.98)
CIE-LCH	lch(16.09, 50.13, 298.69°)
OKLab	oklab(28.63% -0.0022 -0.1273)
OKLCH	oklch(28.63% 0.127 269)
XYZ	xyz(3.2564, 2.1175, 13.3311)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131F68 #685C13

analogous

#134A68 #131F68 #321368

triadic

#131F68 #68131F #1F6813

tetradic

#131F68 #68134A #685C13 #136832

square

#131F68 #68134A #685C13 #136832

split-complementary

#131F68 #683213 #4A6813

monochromatic

#05081A #0A1034 #131F68 #1C2E9C #263ECF

Accessibility & contrast

On white

14.75

#131F68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#131F68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131F68

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131F68	#FFFFFF	#000000	##FFFFFF
##131F68	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6A

Deuteranopia (green-blind)

#002467

Tritanopia (blue-blind)

#003340

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #131f68;
/* rgb */ color: rgb(19, 31, 104);
/* oklch */ color: oklch(28.6% 0.127 269.0);

Tailwind

colors: {
  custom: {
    50: '#615a94',
    500: '#131f68',
    950: '#000000',
  },
}

SCSS

$custom: #131f68;
$custom-light: #615a94;
$custom-dark: #000000;

JSON

{
  "hex": "#131f68",
  "rgb": {
    "r": 19,
    "g": 31,
    "b": 104
  },
  "hsl": {
    "h": 231.529,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.28626,
    "c": 0.12731,
    "h": 269
  },
  "luminance": 0.02118
}

Semantic roles & 50–950 ramp

primary

#131F68

secondary

#9F9137

accent

#D33CEC

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06040D

muted

#7A797E

Preview Lab

Preview with #131F68

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

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