#180D4A#180D4A

#180D4A is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.5% C 0.105 H 282.1°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).

Color values

HEX#180D4A
RGBrgb(24, 13, 74)
HSLhsl(251, 70%, 17%)
HSVhsv(251, 82%, 29%)
CMYKcmyk(67.6%, 82.4%, 0%, 71%)
CIE-LABlab(8.79, 25.32, -35.71)
CIE-LCHlch(8.79, 43.78, 305.34°)
OKLaboklab(22.49% 0.022 -0.103)
OKLCHoklch(22.49% 0.105 282.1)
XYZxyz(1.7563, 0.9763, 6.5731)
Luminance0.0098 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#180D4A #3F4A0D
analogous
#0D204A #180D4A #370D4A
triadic
#180D4A #4A180D #0D4A18
tetradic
#180D4A #4A0D20 #3F4A0D #0D4A37
square
#180D4A #4A0D20 #3F4A0D #0D4A37
split-complementary
#180D4A #4A370D #204A0D
monochromatic
#08051A #08051A #180D4A #29167E #3A1FB2

Accessibility & contrast

On white

17.57
#180D4A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.20
#180D4A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180D4A
17.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##180D4A#FFFFFF#000000##FFFFFF
##180D4A1.0017.571.2017.57
#FFFFFF17.571.0021.001.00
#0000001.2021.001.0021.00
##FFFFFF17.571.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001B4C
Deuteranopia (green-blind)
#001749
Tritanopia (blue-blind)
#001E2A
Achromatopsia (no color)
#191919

Design tokens & code

CSS
--color: #180d4a;
/* rgb */ color: rgb(24, 13, 74);
/* oklch */ color: oklch(22.5% 0.105 282.1);
Tailwind
colors: {
  custom: {
    50: '#5d4d7d',
    500: '#180d4a',
    950: '#000000',
  },
}
SCSS
$custom: #180d4a;
$custom-light: #5d4d7d;
$custom-dark: #000000;
JSON
{
  "hex": "#180d4a",
  "rgb": {
    "r": 24,
    "g": 13,
    "b": 74
  },
  "hsl": {
    "h": 250.82,
    "s": 70.115,
    "l": 17.059
  },
  "oklch": {
    "l": 0.22488,
    "c": 0.10531,
    "h": 282.1
  },
  "luminance": 0.00976
}

Semantic roles & 50–950 ramp

primary
#180D4A
secondary
#75852E
accent
#ED3BCD
background
#F5F4F7
surface
#E9E7EE
border
#C5C3C9
text
#05010A
muted
#79777C

Preview Lab

Preview with #180D4A

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

Preview Lab → · Contrast checker → · Palette generator →

#180D4A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva