#330C57#330C57

#330C57 is a dark, vivid violet. Relative luminance 0.017; OKLCH L 27.1% C 0.123 H 301.9°. Best body text is #FFFFFF at 15.78:1 contrast (WCAG AA passes).

Color values

HEX	#330C57
RGB	rgb(51, 12, 87)
HSL	hsl(271, 76%, 19%)
HSV	hsv(271, 86%, 34%)
CMYK	cmyk(41.4%, 86.2%, 0%, 65.9%)
CIE-LAB	lab(13.56, 34.31, -36.68)
CIE-LCH	lch(13.56, 50.23, 313.09°)
OKLab	oklab(27.05% 0.0653 -0.1048)
OKLCH	oklch(27.05% 0.123 301.9)
XYZ	xyz(3.2166, 1.6549, 9.1649)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.75

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330C57 #30570C

analogous

#0D0C57 #330C57 #570C56

triadic

#330C57 #57330C #0C5733

tetradic

#330C57 #570D0C #30570C #0C5657

square

#330C57 #570D0C #30570C #0C5657

split-complementary

#330C57 #56570C #0C570D

monochromatic

#10041B #130521 #330C57 #53138D #721BC3

Accessibility & contrast

On white

15.78

#330C57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#330C57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330C57

15.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330C57	#FFFFFF	#000000	##FFFFFF
##330C57	1.00	15.78	1.33	15.78
#FFFFFF	15.78	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002259

Deuteranopia (green-blind)

#002256

Tritanopia (blue-blind)

#2B2132

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #330c57;
/* rgb */ color: rgb(51, 12, 87);
/* oklch */ color: oklch(27.1% 0.123 301.9);

Tailwind

colors: {
  custom: {
    50: '#6f5087',
    500: '#330c57',
    950: '#000000',
  },
}

SCSS

$custom: #330c57;
$custom-light: #6f5087;
$custom-dark: #000000;

JSON

{
  "hex": "#330c57",
  "rgb": {
    "r": 51,
    "g": 12,
    "b": 87
  },
  "hsl": {
    "h": 271.2,
    "s": 75.758,
    "l": 19.412
  },
  "oklch": {
    "l": 0.27052,
    "c": 0.12345,
    "h": 301.9
  },
  "luminance": 0.01655
}

Semantic roles & 50–950 ramp

primary

#330C57

secondary

#5D922D

accent

#F23590

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #330C57

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

Preview Lab → · Contrast checker → · Palette generator →