#1B053C#1B053C

#1B053C is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.0% C 0.096 H 294.3°. Best body text is #FFFFFF at 18.53:1 contrast (WCAG AA passes).

Color values

HEX#1B053C
RGBrgb(27, 5, 60)
HSLhsl(264, 85%, 13%)
HSVhsv(264, 92%, 24%)
CMYKcmyk(55%, 91.7%, 0%, 76.5%)
CIE-LABlab(6.03, 25.27, -30.30)
CIE-LCHlch(6.03, 39.45, 309.83°)
OKLaboklab(20.03% 0.0398 -0.0879)
OKLCHoklch(20.03% 0.096 294.3)
XYZxyz(1.3217, 0.6678, 4.3333)
Luminance0.0067 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B053C #263C05
analogous
#050B3C #1B053C #36053C
triadic
#1B053C #3C1B05 #053C1B
tetradic
#1B053C #3C050B #263C05 #053C36
square
#1B053C #3C050B #263C05 #053C36
split-complementary
#1B053C #3C3605 #0B3C05
monochromatic
#0D021C #0D021C #1B053C #340A74 #4E0EAD

Accessibility & contrast

On white

18.53
#1B053C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.13
#1B053C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B053C
18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B053C#FFFFFF#000000##FFFFFF
##1B053C1.0018.531.1318.53
#FFFFFF18.531.0021.001.00
#0000001.1321.001.0021.00
##FFFFFF18.531.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00143E
Deuteranopia (green-blind)
#00123B
Tritanopia (blue-blind)
#111421
Achromatopsia (no color)
#131313

Design tokens & code

CSS
--color: #1b053c;
/* rgb */ color: rgb(27, 5, 60);
/* oklch */ color: oklch(20.0% 0.096 294.3);
Tailwind
colors: {
  custom: {
    50: '#5c4872',
    500: '#1b053c',
    950: '#000000',
  },
}
SCSS
$custom: #1b053c;
$custom-light: #5c4872;
$custom-dark: #000000;
JSON
{
  "hex": "#1b053c",
  "rgb": {
    "r": 27,
    "g": 5,
    "b": 60
  },
  "hsl": {
    "h": 264,
    "s": 84.615,
    "l": 12.745
  },
  "oklch": {
    "l": 0.20031,
    "c": 0.09645,
    "h": 294.3
  },
  "luminance": 0.00668
}

Semantic roles & 50–950 ramp

primary
#1B053C
secondary
#587D20
accent
#FB2DA8
background
#F5F4F7
surface
#E9E6ED
border
#C5C2C8
text
#040008
muted
#79777B

Preview Lab

Preview with #1B053C

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

Preview Lab → · Contrast checker → · Palette generator →

#1B053C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva