#181374#181374

#181374 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.4% C 0.155 H 272.7°. Best body text is #FFFFFF at 15.17:1 contrast (WCAG AA passes).

Color values

HEX	#181374
RGB	rgb(24, 19, 116)
HSL	hsl(243, 72%, 26%)
HSV	hsv(243, 84%, 45%)
CMYK	cmyk(79.3%, 83.6%, 0%, 54.5%)
CIE-LAB	lab(15.06, 36.48, -53.48)
CIE-LCH	lch(15.06, 64.74, 304.30°)
OKLab	oklab(28.38% 0.0073 -0.1547)
OKLCH	oklch(28.38% 0.155 272.7)
XYZ	xyz(3.7609, 1.9205, 16.6921)
Luminance	0.0192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181374 #6F7413

analogous

#133F74 #181374 #491374

triadic

#181374 #741813 #137418

tetradic

#181374 #74133F #6F7413 #137449

square

#181374 #74133F #6F7413 #137449

split-complementary

#181374 #744913 #3F7413

monochromatic

#05041A #0D0A3F #181374 #231CA9 #2F26DB

Accessibility & contrast

On white

15.17

#181374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#181374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181374

15.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181374	#FFFFFF	#000000	##FFFFFF
##181374	1.00	15.17	1.38	15.17
#FFFFFF	15.17	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A77

Deuteranopia (green-blind)

#002172

Tritanopia (blue-blind)

#003144

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #181374;
/* rgb */ color: rgb(24, 19, 116);
/* oklch */ color: oklch(28.4% 0.155 272.7);

Tailwind

colors: {
  custom: {
    50: '#67539d',
    500: '#181374',
    950: '#000000',
  },
}

SCSS

$custom: #181374;
$custom-light: #67539d;
$custom-dark: #000000;

JSON

{
  "hex": "#181374",
  "rgb": {
    "r": 24,
    "g": 19,
    "b": 116
  },
  "hsl": {
    "h": 243.093,
    "s": 71.852,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28377,
    "c": 0.15492,
    "h": 272.7
  },
  "luminance": 0.01921
}

Semantic roles & 50–950 ramp

primary

#181374

secondary

#A5AA38

accent

#EF39E5

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #181374

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

Preview Lab → · Contrast checker → · Palette generator →