#1B0D59#1B0D59

#1B0D59 is a very dark, vivid violet. Relative luminance 0.012; OKLCH L 24.5% C 0.125 H 280.3°. Best body text is #FFFFFF at 16.82:1 contrast (WCAG AA passes).

Color values

HEX	#1B0D59
RGB	rgb(27, 13, 89)
HSL	hsl(251, 75%, 20%)
HSV	hsv(251, 85%, 35%)
CMYK	cmyk(69.7%, 85.4%, 0%, 65.1%)
CIE-LAB	lab(10.86, 30.87, -42.58)
CIE-LCH	lch(10.86, 52.60, 305.94°)
OKLab	oklab(24.54% 0.0224 -0.1229)
OKLCH	oklch(24.54% 0.125 280.3)
XYZ	xyz(2.3985, 1.2419, 9.5626)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B0D59 #4B590D

analogous

#0D2559 #1B0D59 #410D59

triadic

#1B0D59 #591B0D #0D591B

tetradic

#1B0D59 #590D25 #4B590D #0D5941

square

#1B0D59 #590D25 #4B590D #0D5941

split-complementary

#1B0D59 #59410D #25590D

monochromatic

#08041B #0B0524 #1B0D59 #2B158E #3B1DC4

Accessibility & contrast

On white

16.82

#1B0D59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#1B0D59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B0D59

16.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B0D59	#FFFFFF	#000000	##FFFFFF
##1B0D59	1.00	16.82	1.25	16.82
#FFFFFF	16.82	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00205B

Deuteranopia (green-blind)

#001A58

Tritanopia (blue-blind)

#002433

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #1b0d59;
/* rgb */ color: rgb(27, 13, 89);
/* oklch */ color: oklch(24.5% 0.125 280.3);

Tailwind

colors: {
  custom: {
    50: '#624e89',
    500: '#1b0d59',
    950: '#000000',
  },
}

SCSS

$custom: #1b0d59;
$custom-light: #624e89;
$custom-dark: #000000;

JSON

{
  "hex": "#1b0d59",
  "rgb": {
    "r": 27,
    "g": 13,
    "b": 89
  },
  "hsl": {
    "h": 251.053,
    "s": 74.51,
    "l": 20
  },
  "oklch": {
    "l": 0.2454,
    "c": 0.12495,
    "h": 280.3
  },
  "luminance": 0.01242
}

Semantic roles & 50–950 ramp

primary

#1B0D59

secondary

#81932E

accent

#F137CF

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1B0D59

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

Preview Lab → · Contrast checker → · Palette generator →