#331356#331356

#331356 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.8% C 0.114 H 300.9°. Best body text is #FFFFFF at 15.35:1 contrast (WCAG AA passes).

Color values

HEX	#331356
RGB	rgb(51, 19, 86)
HSL	hsl(269, 64%, 21%)
HSV	hsv(269, 78%, 34%)
CMYK	cmyk(40.7%, 77.9%, 0%, 66.3%)
CIE-LAB	lab(14.63, 30.71, -34.26)
CIE-LCH	lch(14.63, 46.01, 311.87°)
OKLab	oklab(27.78% 0.0586 -0.0977)
OKLCH	oklch(27.78% 0.114 300.9)
XYZ	xyz(3.2774, 1.8414, 8.9851)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331356 #365613

analogous

#131456 #331356 #541356

triadic

#331356 #563313 #135633

tetradic

#331356 #561314 #365613 #135654

square

#331356 #561314 #365613 #135654

split-complementary

#331356 #565413 #145613

monochromatic

#0F0619 #150824 #331356 #511E88 #6E29BA

Accessibility & contrast

On white

15.35

#331356 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#331356 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331356

15.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331356	#FFFFFF	#000000	##FFFFFF
##331356	1.00	15.35	1.37	15.35
#FFFFFF	15.35	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002558

Deuteranopia (green-blind)

#002455

Tritanopia (blue-blind)

#2B2333

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #331356;
/* rgb */ color: rgb(51, 19, 86);
/* oklch */ color: oklch(27.8% 0.114 300.9);

Tailwind

colors: {
  custom: {
    50: '#6f5486',
    500: '#331356',
    950: '#000000',
  },
}

SCSS

$custom: #331356;
$custom-light: #6f5486;
$custom-dark: #000000;

JSON

{
  "hex": "#331356",
  "rgb": {
    "r": 51,
    "g": 19,
    "b": 86
  },
  "hsl": {
    "h": 268.657,
    "s": 63.81,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27776,
    "c": 0.11392,
    "h": 300.9
  },
  "luminance": 0.01841
}

Semantic roles & 50–950 ramp

primary

#331356

secondary

#648E36

accent

#E74198

background

#F6F4F8

surface

#ECE8EF

border

#C7C4CA

text

#08030B

muted

#7B787C

Preview Lab

Preview with #331356

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

Preview Lab → · Contrast checker → · Palette generator →