#180C48#180C48

#180C48 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.1% C 0.104 H 283.1°. Best body text is #FFFFFF at 17.72:1 contrast (WCAG AA passes).

Color values

HEX#180C48
RGBrgb(24, 12, 72)
HSLhsl(252, 71%, 16%)
HSVhsv(252, 83%, 28%)
CMYKcmyk(66.7%, 83.3%, 0%, 71.8%)
CIE-LABlab(8.35, 25.23, -35.04)
CIE-LCHlch(8.35, 43.18, 305.75°)
OKLaboklab(22.11% 0.0234 -0.101)
OKLCHoklch(22.11% 0.104 283.1)
XYZxyz(1.6775, 0.9249, 6.2198)
Luminance0.0092 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#180C48 #3C480C
analogous
#0C1E48 #180C48 #360C48
triadic
#180C48 #48180C #0C4818
tetradic
#180C48 #480C1E #3C480C #0C4836
square
#180C48 #480C1E #3C480C #0C4836
split-complementary
#180C48 #48360C #1E480C
monochromatic
#09041A #09041A #180C48 #29157C #3B1DB1

Accessibility & contrast

On white

17.72
#180C48 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.19
#180C48 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180C48
17.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##180C48#FFFFFF#000000##FFFFFF
##180C481.0017.721.1917.72
#FFFFFF17.721.0021.001.00
#0000001.1921.001.0021.00
##FFFFFF17.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001A4A
Deuteranopia (green-blind)
#001647
Tritanopia (blue-blind)
#001D29
Achromatopsia (no color)
#181818

Design tokens & code

CSS
--color: #180c48;
/* rgb */ color: rgb(24, 12, 72);
/* oklch */ color: oklch(22.1% 0.104 283.1);
Tailwind
colors: {
  custom: {
    50: '#5c4c7c',
    500: '#180c48',
    950: '#000000',
  },
}
SCSS
$custom: #180c48;
$custom-light: #5c4c7c;
$custom-dark: #000000;
JSON
{
  "hex": "#180c48",
  "rgb": {
    "r": 24,
    "g": 12,
    "b": 72
  },
  "hsl": {
    "h": 252,
    "s": 71.429,
    "l": 16.471
  },
  "oklch": {
    "l": 0.22107,
    "c": 0.10369,
    "h": 283.1
  },
  "luminance": 0.00925
}

Semantic roles & 50–950 ramp

primary
#180C48
secondary
#72842C
accent
#EE3ACA
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#040109
muted
#79777B

Preview Lab

Preview with #180C48

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

Preview Lab → · Contrast checker → · Palette generator →

#180C48 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva