#331166#331166

#331166 is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.1% C 0.135 H 294.4°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#331166
RGB	rgb(51, 17, 102)
HSL	hsl(264, 71%, 23%)
HSV	hsv(264, 83%, 40%)
CMYK	cmyk(50%, 83.3%, 0%, 60%)
CIE-LAB	lab(15.82, 36.23, -43.01)
CIE-LCH	lch(15.82, 56.23, 310.12°)
OKLab	oklab(29.08% 0.056 -0.1234)
OKLCH	oklch(29.08% 0.135 294.4)
XYZ	xyz(3.9633, 2.0639, 12.7573)
Luminance	0.0206 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.12

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331166 #446611

analogous

#111966 #331166 #5D1166

triadic

#331166 #663311 #116633

tetradic

#331166 #661119 #446611 #11665D

square

#331166 #661119 #446611 #11665D

split-complementary

#331166 #665D11 #196611

monochromatic

#0D041A #190832 #331166 #4D1A9A #6722CF

Accessibility & contrast

On white

14.86

#331166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#331166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331166

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331166	#FFFFFF	#000000	##FFFFFF
##331166	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002868

Deuteranopia (green-blind)

#002664

Tritanopia (blue-blind)

#24293B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331166;
/* rgb */ color: rgb(51, 17, 102);
/* oklch */ color: oklch(29.1% 0.135 294.4);

Tailwind

colors: {
  custom: {
    50: '#715492',
    500: '#331166',
    950: '#000000',
  },
}

SCSS

$custom: #331166;
$custom-light: #715492;
$custom-dark: #000000;

JSON

{
  "hex": "#331166",
  "rgb": {
    "r": 51,
    "g": 17,
    "b": 102
  },
  "hsl": {
    "h": 264,
    "s": 71.429,
    "l": 23.333
  },
  "oklch": {
    "l": 0.29082,
    "c": 0.13548,
    "h": 294.4
  },
  "luminance": 0.02064
}

Semantic roles & 50–950 ramp

primary

#331166

secondary

#749E35

accent

#EE3AA6

background

#F7F5F9

surface

#EDE8F1

border

#C8C4CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #331166

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

Preview Lab → · Contrast checker → · Palette generator →