#331563#331563

#331563 is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.3% C 0.127 H 294.7°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#331563
RGB	rgb(51, 21, 99)
HSL	hsl(263, 65%, 24%)
HSV	hsv(263, 79%, 39%)
CMYK	cmyk(48.5%, 78.8%, 0%, 61.2%)
CIE-LAB	lab(16.21, 33.40, -40.38)
CIE-LCH	lch(16.21, 52.40, 309.59°)
OKLab	oklab(29.27% 0.0533 -0.1157)
OKLCH	oklch(29.27% 0.127 294.7)
XYZ	xyz(3.8849, 2.1409, 12.0105)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331563 #456315

analogous

#151E63 #331563 #5A1563

triadic

#331563 #633315 #156333

tetradic

#331563 #63151E #456315 #15635A

square

#331563 #63151E #456315 #15635A

split-complementary

#331563 #635A15 #1E6315

monochromatic

#0D0519 #190A31 #331563 #4D2095 #672AC8

Accessibility & contrast

On white

14.70

#331563 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#331563 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331563

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331563	#FFFFFF	#000000	##FFFFFF
##331563	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002965

Deuteranopia (green-blind)

#002761

Tritanopia (blue-blind)

#252A3B

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331563;
/* rgb */ color: rgb(51, 21, 99);
/* oklch */ color: oklch(29.3% 0.127 294.7);

Tailwind

colors: {
  custom: {
    50: '#705690',
    500: '#331563',
    950: '#000000',
  },
}

SCSS

$custom: #331563;
$custom-light: #705690;
$custom-dark: #000000;

JSON

{
  "hex": "#331563",
  "rgb": {
    "r": 51,
    "g": 21,
    "b": 99
  },
  "hsl": {
    "h": 263.077,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.29265,
    "c": 0.12739,
    "h": 294.7
  },
  "luminance": 0.02141
}

Semantic roles & 50–950 ramp

primary

#331563

secondary

#759A3A

accent

#E840A7

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030D

muted

#7B787D

Preview Lab

Preview with #331563

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

Preview Lab → · Contrast checker → · Palette generator →