#331155#331155

#331155 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.4% C 0.115 H 301.9°. Best body text is #FFFFFF at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#331155
RGB	rgb(51, 17, 85)
HSL	hsl(270, 67%, 20%)
HSV	hsv(270, 80%, 33%)
CMYK	cmyk(40%, 80%, 0%, 66.7%)
CIE-LAB	lab(14.18, 31.46, -34.32)
CIE-LCH	lch(14.18, 46.56, 312.51°)
OKLab	oklab(27.43% 0.061 -0.0979)
OKLCH	oklch(27.43% 0.115 301.9)
XYZ	xyz(3.2050, 1.7606, 8.7635)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331155 #335511

analogous

#111155 #331155 #551155

triadic

#331155 #553311 #115533

tetradic

#331155 #551111 #335511 #115555

square

#331155 #551111 #335511 #115555

split-complementary

#331155 #555511 #115511

monochromatic

#0F051A #140722 #331155 #521B88 #7025BB

Accessibility & contrast

On white

15.53

#331155 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#331155 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331155

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331155	#FFFFFF	#000000	##FFFFFF
##331155	1.00	15.53	1.35	15.53
#FFFFFF	15.53	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002357

Deuteranopia (green-blind)

#002454

Tritanopia (blue-blind)

#2C2232

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #331155;
/* rgb */ color: rgb(51, 17, 85);
/* oklch */ color: oklch(27.4% 0.115 301.9);

Tailwind

colors: {
  custom: {
    50: '#6f5385',
    500: '#331155',
    950: '#000000',
  },
}

SCSS

$custom: #331155;
$custom-light: #6f5385;
$custom-dark: #000000;

JSON

{
  "hex": "#331155",
  "rgb": {
    "r": 51,
    "g": 17,
    "b": 85
  },
  "hsl": {
    "h": 270,
    "s": 66.667,
    "l": 20
  },
  "oklch": {
    "l": 0.27426,
    "c": 0.11533,
    "h": 301.9
  },
  "luminance": 0.01761
}

Semantic roles & 50–950 ramp

primary

#331155

secondary

#618E34

accent

#EA3E94

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #331155

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

Preview Lab → · Contrast checker → · Palette generator →