#181968#181968

#181968 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.8% C 0.133 H 273.1°. Best body text is #FFFFFF at 15.24:1 contrast (WCAG AA passes).

Color values

HEX	#181968
RGB	rgb(24, 25, 104)
HSL	hsl(239, 63%, 25%)
HSV	hsv(239, 77%, 41%)
CMYK	cmyk(76.9%, 76%, 0%, 59.2%)
CIE-LAB	lab(14.89, 28.67, -45.94)
CIE-LCH	lch(14.89, 54.16, 301.97°)
OKLab	oklab(27.84% 0.0071 -0.1329)
OKLCH	oklch(27.84% 0.133 273.1)
XYZ	xyz(3.2222, 1.8886, 13.2887)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181968 #686718

analogous

#184168 #181968 #3F1868

triadic

#181968 #681819 #196818

tetradic

#181968 #681841 #686718 #18683F

square

#181968 #681841 #686718 #18683F

split-complementary

#181968 #683F18 #416818

monochromatic

#060619 #0D0D36 #181968 #23259A #2F31CB

Accessibility & contrast

On white

15.24

#181968 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#181968 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181968

15.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181968	#FFFFFF	#000000	##FFFFFF
##181968	1.00	15.24	1.38	15.24
#FFFFFF	15.24	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296A

Deuteranopia (green-blind)

#002267

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #181968;
/* rgb */ color: rgb(24, 25, 104);
/* oklch */ color: oklch(27.8% 0.133 273.1);

Tailwind

colors: {
  custom: {
    50: '#635694',
    500: '#181968',
    950: '#000000',
  },
}

SCSS

$custom: #181968;
$custom-light: #635694;
$custom-dark: #000000;

JSON

{
  "hex": "#181968",
  "rgb": {
    "r": 24,
    "g": 25,
    "b": 104
  },
  "hsl": {
    "h": 239.25,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.27837,
    "c": 0.1331,
    "h": 273.1
  },
  "luminance": 0.01889
}

Semantic roles & 50–950 ramp

primary

#181968

secondary

#9E9D3E

accent

#E442E6

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #181968

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

Preview Lab → · Contrast checker → · Palette generator →