#1B083A#1B083A

#1B083A is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.3% C 0.089 H 294.4°. Best body text is #FFFFFF at 18.38:1 contrast (WCAG AA passes).

Color values

HEX#1B083A
RGBrgb(27, 8, 58)
HSLhsl(263, 76%, 13%)
HSVhsv(263, 86%, 23%)
CMYKcmyk(53.4%, 86.2%, 0%, 77.3%)
CIE-LABlab(6.43, 22.95, -28.20)
CIE-LCHlch(6.43, 36.36, 309.14°)
OKLaboklab(20.29% 0.0369 -0.0814)
OKLCHoklch(20.29% 0.089 294.4)
XYZxyz(1.3023, 0.7121, 4.0710)
Luminance0.0071 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B083A #273A08
analogous
#080E3A #1B083A #34083A
triadic
#1B083A #3A1B08 #083A1B
tetradic
#1B083A #3A080E #273A08 #083A34
square
#1B083A #3A080E #273A08 #083A34
split-complementary
#1B083A #3A3408 #0E3A08
monochromatic
#0D041B #0D041B #1B083A #340F70 #4D17A6

Accessibility & contrast

On white

18.38
#1B083A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.14
#1B083A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B083A
18.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B083A#FFFFFF#000000##FFFFFF
##1B083A1.0018.381.1418.38
#FFFFFF18.381.0021.001.00
#0000001.1421.001.0021.00
##FFFFFF18.381.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00153B
Deuteranopia (green-blind)
#001339
Tritanopia (blue-blind)
#121520
Achromatopsia (no color)
#141414

Design tokens & code

CSS
--color: #1b083a;
/* rgb */ color: rgb(27, 8, 58);
/* oklch */ color: oklch(20.3% 0.089 294.4);
Tailwind
colors: {
  custom: {
    50: '#5b4a71',
    500: '#1b083a',
    950: '#000000',
  },
}
SCSS
$custom: #1b083a;
$custom-light: #5b4a71;
$custom-dark: #000000;
JSON
{
  "hex": "#1b083a",
  "rgb": {
    "r": 27,
    "g": 8,
    "b": 58
  },
  "hsl": {
    "h": 262.8,
    "s": 75.758,
    "l": 12.941
  },
  "oklch": {
    "l": 0.20293,
    "c": 0.08936,
    "h": 294.4
  },
  "luminance": 0.00712
}

Semantic roles & 50–950 ramp

primary
#1B083A
secondary
#597925
accent
#F235AB
background
#F5F4F6
surface
#E9E7EC
border
#C5C3C7
text
#040107
muted
#79777A

Preview Lab

Preview with #1B083A

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

Preview Lab → · Contrast checker → · Palette generator →

#1B083A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva