#2B109A#2B109A

#2B109A is a dark, vivid violet. Relative luminance 0.032; OKLCH L 34.1% C 0.197 H 276.9°. Best body text is #FFFFFF at 12.78:1 contrast (WCAG AA passes).

Color values

HEX	#2B109A
RGB	rgb(43, 16, 154)
HSL	hsl(252, 81%, 33%)
HSV	hsv(252, 90%, 60%)
CMYK	cmyk(72.1%, 89.6%, 0%, 39.6%)
CIE-LAB	lab(20.89, 50.69, -67.71)
CIE-LCH	lch(20.89, 84.58, 306.82°)
OKLab	oklab(34.13% 0.0237 -0.1955)
OKLCH	oklch(34.13% 0.197 276.9)
XYZ	xyz(7.0124, 3.2166, 30.8169)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B109A #7F9A10

analogous

#103A9A #2B109A #70109A

triadic

#2B109A #9A2B10 #109A2B

tetradic

#2B109A #9A103A #7F9A10 #109A70

square

#2B109A #9A103A #7F9A10 #109A70

split-complementary

#2B109A #9A7010 #3A9A10

monochromatic

#0C042B #1C0A63 #2B109A #3A16D1 #5C3AEB

Accessibility & contrast

On white

12.78

#2B109A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#2B109A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B109A

12.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B109A	#FFFFFF	#000000	##FFFFFF
##2B109A	1.00	12.78	1.64	12.78
#FFFFFF	12.78	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00389E

Deuteranopia (green-blind)

#002C98

Tritanopia (blue-blind)

#00405A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #2b109a;
/* rgb */ color: rgb(43, 16, 154);
/* oklch */ color: oklch(34.1% 0.197 276.9);

Tailwind

colors: {
  custom: {
    50: '#7857b9',
    500: '#2b109a',
    950: '#000000',
  },
}

SCSS

$custom: #2b109a;
$custom-light: #7857b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b109a",
  "rgb": {
    "r": 43,
    "g": 16,
    "b": 154
  },
  "hsl": {
    "h": 251.739,
    "s": 81.176,
    "l": 33.333
  },
  "oklch": {
    "l": 0.34131,
    "c": 0.19696,
    "h": 276.9
  },
  "luminance": 0.03217
}

Semantic roles & 50–950 ramp

primary

#2B109A

secondary

#AEC93C

accent

#F830D1

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0312

muted

#7C7881

Preview Lab

Preview with #2B109A

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

Preview Lab → · Contrast checker → · Palette generator →