#181763#181763

#181763 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 26.9% C 0.129 H 274.1°. Best body text is #FFFFFF at 15.65:1 contrast (WCAG AA passes).

Color values

HEX	#181763
RGB	rgb(24, 23, 99)
HSL	hsl(241, 62%, 24%)
HSV	hsv(241, 77%, 39%)
CMYK	cmyk(75.8%, 76.8%, 0%, 61.2%)
CIE-LAB	lab(13.87, 28.10, -44.33)
CIE-LCH	lch(13.87, 52.48, 302.38°)
OKLab	oklab(26.94% 0.0092 -0.1282)
OKLCH	oklch(26.94% 0.129 274.1)
XYZ	xyz(2.9345, 1.7075, 11.9769)
Luminance	0.0171 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181763 #626317

analogous

#173C63 #181763 #3E1763

triadic

#181763 #631817 #176318

tetradic

#181763 #63173C #626317 #17633E

square

#181763 #63173C #626317 #17633E

split-complementary

#181763 #633E17 #3C6317

monochromatic

#060619 #0C0B31 #181763 #242395 #302EC6

Accessibility & contrast

On white

15.65

#181763 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#181763 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181763

15.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181763	#FFFFFF	#000000	##FFFFFF
##181763	1.00	15.65	1.34	15.65
#FFFFFF	15.65	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002765

Deuteranopia (green-blind)

#002062

Tritanopia (blue-blind)

#002C3B

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #181763;
/* rgb */ color: rgb(24, 23, 99);
/* oklch */ color: oklch(26.9% 0.129 274.1);

Tailwind

colors: {
  custom: {
    50: '#625590',
    500: '#181763',
    950: '#000000',
  },
}

SCSS

$custom: #181763;
$custom-light: #625590;
$custom-dark: #000000;

JSON

{
  "hex": "#181763",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 99
  },
  "hsl": {
    "h": 240.789,
    "s": 62.295,
    "l": 23.922
  },
  "oklch": {
    "l": 0.26941,
    "c": 0.12851,
    "h": 274.1
  },
  "luminance": 0.01708
}

Semantic roles & 50–950 ramp

primary

#181763

secondary

#989A3C

accent

#E542E3

background

#F6F4F8

surface

#EBE8F0

border

#C6C4CB

text

#06030D

muted

#7A787D

Preview Lab

Preview with #181763

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

Preview Lab → · Contrast checker → · Palette generator →