#181765#181765

#181765 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.2% C 0.131 H 273.9°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#181765
RGB	rgb(24, 23, 101)
HSL	hsl(241, 63%, 24%)
HSV	hsv(241, 77%, 40%)
CMYK	cmyk(76.2%, 77.2%, 0%, 60.4%)
CIE-LAB	lab(14.10, 28.84, -45.28)
CIE-LCH	lch(14.10, 53.69, 302.50°)
OKLab	oklab(27.17% 0.0088 -0.131)
OKLCH	oklch(27.17% 0.131 273.9)
XYZ	xyz(3.0313, 1.7463, 12.4867)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181765 #646517

analogous

#173D65 #181765 #3F1765

triadic

#181765 #651817 #176518

tetradic

#181765 #65173D #646517 #17653F

square

#181765 #65173D #646517 #17653F

split-complementary

#181765 #653F17 #3D6517

monochromatic

#060619 #0C0C33 #181765 #242297 #302EC9

Accessibility & contrast

On white

15.56

#181765 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#181765 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181765

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181765	#FFFFFF	#000000	##FFFFFF
##181765	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002767

Deuteranopia (green-blind)

#002064

Tritanopia (blue-blind)

#002D3C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #181765;
/* rgb */ color: rgb(24, 23, 101);
/* oklch */ color: oklch(27.2% 0.131 273.9);

Tailwind

colors: {
  custom: {
    50: '#635592',
    500: '#181765',
    950: '#000000',
  },
}

SCSS

$custom: #181765;
$custom-light: #635592;
$custom-dark: #000000;

JSON

{
  "hex": "#181765",
  "rgb": {
    "r": 24,
    "g": 23,
    "b": 101
  },
  "hsl": {
    "h": 240.769,
    "s": 62.903,
    "l": 24.314
  },
  "oklch": {
    "l": 0.27168,
    "c": 0.13127,
    "h": 273.9
  },
  "luminance": 0.01747
}

Semantic roles & 50–950 ramp

primary

#181765

secondary

#9A9B3C

accent

#E642E4

background

#F6F5F9

surface

#EBE8F1

border

#C6C4CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #181765

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

Preview Lab → · Contrast checker → · Palette generator →