#181063#181063

#181063 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.9% C 0.136 H 275.5°. Best body text is #FFFFFF at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#181063
RGB	rgb(24, 16, 99)
HSL	hsl(246, 72%, 23%)
HSV	hsv(246, 84%, 39%)
CMYK	cmyk(75.8%, 83.8%, 0%, 61.2%)
CIE-LAB	lab(12.39, 32.31, -46.78)
CIE-LCH	lch(12.39, 56.85, 304.64°)
OKLab	oklab(25.89% 0.013 -0.1352)
OKLCH	oklch(25.89% 0.136 275.5)
XYZ	xyz(2.8134, 1.4654, 11.9365)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181063 #5B6310

analogous

#103263 #181063 #411063

triadic

#181063 #631810 #106318

tetradic

#181063 #631032 #5B6310 #106341

square

#181063 #631032 #5B6310 #106341

split-complementary

#181063 #634110 #326310

monochromatic

#06041A #0B072E #181063 #251998 #3221CC

Accessibility & contrast

On white

16.24

#181063 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#181063 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181063

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181063	#FFFFFF	#000000	##FFFFFF
##181063	1.00	16.24	1.29	16.24
#FFFFFF	16.24	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002465

Deuteranopia (green-blind)

#001D62

Tritanopia (blue-blind)

#002939

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #181063;
/* rgb */ color: rgb(24, 16, 99);
/* oklch */ color: oklch(25.9% 0.136 275.5);

Tailwind

colors: {
  custom: {
    50: '#635090',
    500: '#181063',
    950: '#000000',
  },
}

SCSS

$custom: #181063;
$custom-light: #635090;
$custom-dark: #000000;

JSON

{
  "hex": "#181063",
  "rgb": {
    "r": 24,
    "g": 16,
    "b": 99
  },
  "hsl": {
    "h": 245.783,
    "s": 72.174,
    "l": 22.549
  },
  "oklch": {
    "l": 0.25894,
    "c": 0.13588,
    "h": 275.5
  },
  "luminance": 0.01466
}

Semantic roles & 50–950 ramp

primary

#181063

secondary

#929C33

accent

#EF39DD

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #181063

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

Preview Lab → · Contrast checker → · Palette generator →