#181054#181054

#181054 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 24.1% C 0.116 H 278.5°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#181054
RGB	rgb(24, 16, 84)
HSL	hsl(247, 68%, 20%)
HSV	hsv(247, 81%, 33%)
CMYK	cmyk(71.4%, 81%, 0%, 67.1%)
CIE-LAB	lab(10.59, 27.04, -39.64)
CIE-LCH	lch(10.59, 47.99, 304.30°)
OKLab	oklab(24.1% 0.0171 -0.1145)
OKLCH	oklch(24.1% 0.116 278.5)
XYZ	xyz(2.1617, 1.2047, 8.5044)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181054 #4C5410

analogous

#102A54 #181054 #3A1054

triadic

#181054 #541810 #105418

tetradic

#181054 #54102A #4C5410 #10543A

square

#181054 #54102A #4C5410 #10543A

split-complementary

#181054 #543A10 #2A5410

monochromatic

#07051A #090621 #181054 #271A87 #3524BB

Accessibility & contrast

On white

16.92

#181054 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#181054 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181054

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181054	#FFFFFF	#000000	##FFFFFF
##181054	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F56

Deuteranopia (green-blind)

#001A53

Tritanopia (blue-blind)

#002331

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #181054;
/* rgb */ color: rgb(24, 16, 84);
/* oklch */ color: oklch(24.1% 0.116 278.5);

Tailwind

colors: {
  custom: {
    50: '#5f4f85',
    500: '#181054',
    950: '#000000',
  },
}

SCSS

$custom: #181054;
$custom-light: #5f4f85;
$custom-dark: #000000;

JSON

{
  "hex": "#181054",
  "rgb": {
    "r": 24,
    "g": 16,
    "b": 84
  },
  "hsl": {
    "h": 247.059,
    "s": 68,
    "l": 19.608
  },
  "oklch": {
    "l": 0.24103,
    "c": 0.11575,
    "h": 278.5
  },
  "luminance": 0.01205
}

Semantic roles & 50–950 ramp

primary

#181054

secondary

#838E32

accent

#EB3DD6

background

#F5F4F8

surface

#EAE7EF

border

#C6C3CA

text

#05020B

muted

#79787C

Preview Lab

Preview with #181054

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

Preview Lab → · Contrast checker → · Palette generator →