#331156#331156

#331156 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.5% C 0.117 H 301.4°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#331156
RGB	rgb(51, 17, 86)
HSL	hsl(270, 67%, 20%)
HSV	hsv(270, 80%, 34%)
CMYK	cmyk(40.7%, 80.2%, 0%, 66.3%)
CIE-LAB	lab(14.27, 31.74, -34.85)
CIE-LCH	lch(14.27, 47.14, 312.32°)
OKLab	oklab(27.52% 0.0608 -0.0994)
OKLCH	oklch(27.52% 0.117 301.4)
XYZ	xyz(3.2450, 1.7766, 8.9742)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331156 #345611

analogous

#111256 #331156 #551156

triadic

#331156 #563311 #115633

tetradic

#331156 #561112 #345611 #115655

square

#331156 #561112 #345611 #115655

split-complementary

#331156 #565511 #125611

monochromatic

#0F051A #150723 #331156 #511B89 #7025BC

Accessibility & contrast

On white

15.49

#331156 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#331156 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331156

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331156	#FFFFFF	#000000	##FFFFFF
##331156	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002458

Deuteranopia (green-blind)

#002455

Tritanopia (blue-blind)

#2B2232

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #331156;
/* rgb */ color: rgb(51, 17, 86);
/* oklch */ color: oklch(27.5% 0.117 301.4);

Tailwind

colors: {
  custom: {
    50: '#6f5386',
    500: '#331156',
    950: '#000000',
  },
}

SCSS

$custom: #331156;
$custom-light: #6f5386;
$custom-dark: #000000;

JSON

{
  "hex": "#331156",
  "rgb": {
    "r": 51,
    "g": 17,
    "b": 86
  },
  "hsl": {
    "h": 269.565,
    "s": 66.99,
    "l": 20.196
  },
  "oklch": {
    "l": 0.27519,
    "c": 0.11653,
    "h": 301.4
  },
  "luminance": 0.01777
}

Semantic roles & 50–950 ramp

primary

#331156

secondary

#628F34

accent

#EA3E95

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #331156

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

Preview Lab → · Contrast checker → · Palette generator →