#181273#181273

#181273 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.1% C 0.155 H 272.9°. Best body text is #FFFFFF at 15.29:1 contrast (WCAG AA passes).

Color values

HEX	#181273
RGB	rgb(24, 18, 115)
HSL	hsl(244, 73%, 26%)
HSV	hsv(244, 84%, 45%)
CMYK	cmyk(79.1%, 84.3%, 0%, 54.9%)
CIE-LAB	lab(14.76, 36.67, -53.34)
CIE-LCH	lch(14.76, 64.73, 304.51°)
OKLab	oklab(28.13% 0.0079 -0.1543)
OKLCH	oklch(28.13% 0.155 272.9)
XYZ	xyz(3.6865, 1.8642, 16.3819)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181273 #6D7312

analogous

#123C73 #181273 #481273

triadic

#181273 #731812 #127318

tetradic

#181273 #73123C #6D7312 #127348

square

#181273 #73123C #6D7312 #127348

split-complementary

#181273 #734812 #3C7312

monochromatic

#06041A #0D0A3E #181273 #231AA8 #2E23DD

Accessibility & contrast

On white

15.29

#181273 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#181273 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181273

15.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181273	#FFFFFF	#000000	##FFFFFF
##181273	1.00	15.29	1.37	15.29
#FFFFFF	15.29	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A76

Deuteranopia (green-blind)

#002071

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #181273;
/* rgb */ color: rgb(24, 18, 115);
/* oklch */ color: oklch(28.1% 0.155 272.9);

Tailwind

colors: {
  custom: {
    50: '#67539c',
    500: '#181273',
    950: '#000000',
  },
}

SCSS

$custom: #181273;
$custom-light: #67539c;
$custom-dark: #000000;

JSON

{
  "hex": "#181273",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 115
  },
  "hsl": {
    "h": 243.711,
    "s": 72.932,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28128,
    "c": 0.15453,
    "h": 272.9
  },
  "luminance": 0.01865
}

Semantic roles & 50–950 ramp

primary

#181273

secondary

#A3AA37

accent

#F038E4

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #181273

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

Preview Lab → · Contrast checker → · Palette generator →