#181964#181964

#181964 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.4% C 0.128 H 273.5°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#181964
RGB	rgb(24, 25, 100)
HSL	hsl(239, 61%, 24%)
HSV	hsv(239, 76%, 39%)
CMYK	cmyk(76%, 75%, 0%, 60.8%)
CIE-LAB	lab(14.45, 27.17, -44.03)
CIE-LCH	lch(14.45, 51.74, 301.68°)
OKLab	oklab(27.39% 0.0078 -0.1273)
OKLCH	oklch(27.39% 0.128 273.5)
XYZ	xyz(3.0238, 1.8093, 12.2440)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181964 #646318

analogous

#183F64 #181964 #3D1864

triadic

#181964 #641819 #196418

tetradic

#181964 #64183F #646318 #18643D

square

#181964 #64183F #646318 #18643D

split-complementary

#181964 #643D18 #3F6418

monochromatic

#060619 #0C0D33 #181964 #242595 #3032C7

Accessibility & contrast

On white

15.42

#181964 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#181964 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181964

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181964	#FFFFFF	#000000	##FFFFFF
##181964	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002866

Deuteranopia (green-blind)

#002163

Tritanopia (blue-blind)

#002E3C

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #181964;
/* rgb */ color: rgb(24, 25, 100);
/* oklch */ color: oklch(27.4% 0.128 273.5);

Tailwind

colors: {
  custom: {
    50: '#625691',
    500: '#181964',
    950: '#000000',
  },
}

SCSS

$custom: #181964;
$custom-light: #625691;
$custom-dark: #000000;

JSON

{
  "hex": "#181964",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 100
  },
  "hsl": {
    "h": 239.211,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.27391,
    "c": 0.12757,
    "h": 273.5
  },
  "luminance": 0.0181
}

Semantic roles & 50–950 ramp

primary

#181964

secondary

#9A993E

accent

#E243E4

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #181964

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

Preview Lab → · Contrast checker → · Palette generator →