#181280#181280

#181280 is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.8% C 0.171 H 271.5°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#181280
RGB	rgb(24, 18, 128)
HSL	hsl(243, 75%, 29%)
HSV	hsv(243, 86%, 50%)
CMYK	cmyk(81.3%, 85.9%, 0%, 49.8%)
CIE-LAB	lab(16.43, 40.94, -58.91)
CIE-LCH	lch(16.43, 71.74, 304.80°)
OKLab	oklab(29.77% 0.0045 -0.1704)
OKLCH	oklch(29.77% 0.171 271.5)
XYZ	xyz(4.4880, 2.1848, 20.6031)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#181280 #7A8012

analogous

#124380 #181280 #4F1280

triadic

#181280 #801812 #128018

tetradic

#181280 #801243 #7A8012 #12804F

square

#181280 #801243 #7A8012 #12804F

split-complementary

#181280 #804F12 #438012

monochromatic

#05041B #0E0A4A #181280 #221AB6 #352BE1

Accessibility & contrast

On white

14.61

#181280 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#181280 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #181280

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##181280	#FFFFFF	#000000	##FFFFFF
##181280	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E83

Deuteranopia (green-blind)

#00237E

Tritanopia (blue-blind)

#00364B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #181280;
/* rgb */ color: rgb(24, 18, 128);
/* oklch */ color: oklch(29.8% 0.171 271.5);

Tailwind

colors: {
  custom: {
    50: '#6b54a6',
    500: '#181280',
    950: '#000000',
  },
}

SCSS

$custom: #181280;
$custom-light: #6b54a6;
$custom-dark: #000000;

JSON

{
  "hex": "#181280",
  "rgb": {
    "r": 24,
    "g": 18,
    "b": 128
  },
  "hsl": {
    "h": 243.273,
    "s": 75.342,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29765,
    "c": 0.17051,
    "h": 271.5
  },
  "luminance": 0.02185
}

Semantic roles & 50–950 ramp

primary

#181280

secondary

#AFB638

accent

#F236E8

background

#F7F5FA

surface

#EDE8F4

border

#C8C4CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #181280

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

Preview Lab → · Contrast checker → · Palette generator →