#1B0D55#1B0D55

#1B0D55 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.1% C 0.120 H 281.4°. Best body text is #FFFFFF at 17.00:1 contrast (WCAG AA passes).

Color values

HEX#1B0D55
RGBrgb(27, 13, 85)
HSLhsl(252, 73%, 19%)
HSVhsv(252, 85%, 33%)
CMYKcmyk(68.2%, 84.7%, 0%, 66.7%)
CIE-LABlab(10.38, 29.53, -40.66)
CIE-LCHlch(10.38, 50.25, 305.99°)
OKLaboklab(24.06% 0.0238 -0.1173)
OKLCHoklch(24.06% 0.12 281.4)
XYZxyz(2.2351, 1.1766, 8.7019)
Luminance0.0118 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B0D55 #47550D
analogous
#0D2355 #1B0D55 #3F0D55
triadic
#1B0D55 #551B0D #0D551B
tetradic
#1B0D55 #550D23 #47550D #0D553F
square
#1B0D55 #550D23 #47550D #0D553F
split-complementary
#1B0D55 #553F0D #23550D
monochromatic
#08041B #0A0520 #1B0D55 #2C158A #3D1DBF

Accessibility & contrast

On white

17.00
#1B0D55 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.24
#1B0D55 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D55
17.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B0D55#FFFFFF#000000##FFFFFF
##1B0D551.0017.001.2417.00
#FFFFFF17.001.0021.001.00
#0000001.2421.001.0021.00
##FFFFFF17.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#001F57
Deuteranopia (green-blind)
#001A54
Tritanopia (blue-blind)
#002231
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #1b0d55;
/* rgb */ color: rgb(27, 13, 85);
/* oklch */ color: oklch(24.1% 0.120 281.4);
Tailwind
colors: {
  custom: {
    50: '#614e86',
    500: '#1b0d55',
    950: '#000000',
  },
}
SCSS
$custom: #1b0d55;
$custom-light: #614e86;
$custom-dark: #000000;
JSON
{
  "hex": "#1b0d55",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 85
  },
  "hsl": {
    "h": 251.667,
    "s": 73.469,
    "l": 19.216
  },
  "oklch": {
    "l": 0.24064,
    "c": 0.1197,
    "h": 281.4
  },
  "luminance": 0.01177
}

Semantic roles & 50–950 ramp

primary
#1B0D55
secondary
#7D902E
accent
#F038CC
background
#F6F4F8
surface
#EBE7EF
border
#C6C3CA
text
#05020B
muted
#7A787C

Preview Lab

Preview with #1B0D55

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

Preview Lab → · Contrast checker → · Palette generator →

#1B0D55 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva