#181686#181686

#181686 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 31.0% C 0.175 H 270.7°. Best body text is #FFFFFF at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#181686
RGB	rgb(24, 22, 134)
HSL	hsl(241, 72%, 31%)
HSV	hsv(241, 84%, 53%)
CMYK	cmyk(82.1%, 83.6%, 0%, 47.5%)
CIE-LAB	lab(17.87, 40.93, -60.32)
CIE-LCH	lch(17.87, 72.89, 304.16°)
OKLab	oklab(30.98% 0.002 -0.1746)
OKLCH	oklch(30.98% 0.175 270.7)
XYZ	xyz(4.9652, 2.4887, 22.7683)
Luminance	0.0249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181686 #848616

analogous

#164C86 #181686 #501686

triadic

#181686 #861816 #168618

tetradic

#181686 #86164C #848616 #168650

square

#181686 #86164C #848616 #168650

split-complementary

#181686 #865016 #4C8616

monochromatic

#05051D #0F0D51 #181686 #211FBB #3B38DE

Accessibility & contrast

On white

14.02

#181686 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#181686 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181686

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181686	#FFFFFF	#000000	##FFFFFF
##181686	1.00	14.02	1.50	14.02
#FFFFFF	14.02	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003189

Deuteranopia (green-blind)

#002684

Tritanopia (blue-blind)

#003A4F

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #181686;
/* rgb */ color: rgb(24, 22, 134);
/* oklch */ color: oklch(31.0% 0.175 270.7);

Tailwind

colors: {
  custom: {
    50: '#6c56ab',
    500: '#181686',
    950: '#000000',
  },
}

SCSS

$custom: #181686;
$custom-light: #6c56ab;
$custom-dark: #000000;

JSON

{
  "hex": "#181686",
  "rgb": {
    "r": 24,
    "g": 22,
    "b": 134
  },
  "hsl": {
    "h": 241.071,
    "s": 71.795,
    "l": 30.588
  },
  "oklch": {
    "l": 0.30982,
    "c": 0.17462,
    "h": 270.7
  },
  "luminance": 0.02489
}

Semantic roles & 50–950 ramp

primary

#181686

secondary

#B8BA3E

accent

#EF39EB

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #181686

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

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