#33105C#33105C

#33105C is a dark, vivid violet. Relative luminance 0.018; OKLCH L 28.0% C 0.125 H 298.8°. Best body text is #FFFFFF at 15.34:1 contrast (WCAG AA passes).

Color values

HEX	#33105C
RGB	rgb(51, 16, 92)
HSL	hsl(268, 70%, 21%)
HSV	hsv(268, 83%, 36%)
CMYK	cmyk(44.6%, 82.6%, 0%, 63.9%)
CIE-LAB	lab(14.66, 33.89, -38.25)
CIE-LCH	lch(14.66, 51.10, 311.54°)
OKLab	oklab(27.97% 0.0601 -0.1094)
OKLCH	oklch(27.97% 0.125 298.8)
XYZ	xyz(3.4818, 1.8470, 10.2962)
Luminance	0.0185 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.64

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33105C #395C10

analogous

#10135C #33105C #59105C

triadic

#33105C #5C3310 #105C33

tetradic

#33105C #5C1013 #395C10 #105C59

square

#33105C #5C1013 #395C10 #105C59

split-complementary

#33105C #5C5910 #135C10

monochromatic

#0E051A #160728 #33105C #501990 #6D22C4

Accessibility & contrast

On white

15.34

#33105C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#33105C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33105C

15.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33105C	#FFFFFF	#000000	##FFFFFF
##33105C	1.00	15.34	1.37	15.34
#FFFFFF	15.34	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255E

Deuteranopia (green-blind)

#00245B

Tritanopia (blue-blind)

#292436

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #33105c;
/* rgb */ color: rgb(51, 16, 92);
/* oklch */ color: oklch(28.0% 0.125 298.8);

Tailwind

colors: {
  custom: {
    50: '#70538b',
    500: '#33105c',
    950: '#000000',
  },
}

SCSS

$custom: #33105c;
$custom-light: #70538b;
$custom-dark: #000000;

JSON

{
  "hex": "#33105c",
  "rgb": {
    "r": 51,
    "g": 16,
    "b": 92
  },
  "hsl": {
    "h": 267.632,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.27971,
    "c": 0.12482,
    "h": 298.8
  },
  "luminance": 0.01847
}

Semantic roles & 50–950 ramp

primary

#33105C

secondary

#689533

accent

#ED3B9B

background

#F7F4F8

surface

#EDE7F0

border

#C8C3CB

text

#08020C

muted

#7B787D

Preview Lab

Preview with #33105C

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

Preview Lab → · Contrast checker → · Palette generator →