#131D68#131D68

#131D68 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.2% C 0.130 H 269.5°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#131D68
RGB	rgb(19, 29, 104)
HSL	hsl(233, 69%, 24%)
HSV	hsv(233, 82%, 41%)
CMYK	cmyk(81.7%, 72.1%, 0%, 59.2%)
CIE-LAB	lab(15.57, 25.46, -44.83)
CIE-LCH	lch(15.57, 51.56, 299.59°)
OKLab	oklab(28.25% -0.0011 -0.1298)
OKLCH	oklch(28.25% 0.13 269.5)
XYZ	xyz(3.2058, 2.0163, 13.3142)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#131D68 #685E13

analogous

#134868 #131D68 #341368

triadic

#131D68 #68131D #1D6813

tetradic

#131D68 #681348 #685E13 #136834

square

#131D68 #681348 #685E13 #136834

split-complementary

#131D68 #683413 #486813

monochromatic

#05071A #0A0F34 #131D68 #1C2B9C #263ACF

Accessibility & contrast

On white

14.96

#131D68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#131D68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #131D68

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##131D68	#FFFFFF	#000000	##FFFFFF
##131D68	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6A

Deuteranopia (green-blind)

#002367

Tritanopia (blue-blind)

#003240

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #131d68;
/* rgb */ color: rgb(19, 29, 104);
/* oklch */ color: oklch(28.2% 0.130 269.5);

Tailwind

colors: {
  custom: {
    50: '#615994',
    500: '#131d68',
    950: '#000000',
  },
}

SCSS

$custom: #131d68;
$custom-light: #615994;
$custom-dark: #000000;

JSON

{
  "hex": "#131d68",
  "rgb": {
    "r": 19,
    "g": 29,
    "b": 104
  },
  "hsl": {
    "h": 232.941,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.28248,
    "c": 0.12979,
    "h": 269.5
  },
  "luminance": 0.02017
}

Semantic roles & 50–950 ramp

primary

#131D68

secondary

#9F9337

accent

#D73CEC

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #131D68

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

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