#331784#331784

#331784 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.9% C 0.165 H 284.5°. Best body text is #FFFFFF at 13.15:1 contrast (WCAG AA passes).

Color values

HEX	#331784
RGB	rgb(51, 23, 132)
HSL	hsl(255, 70%, 30%)
HSV	hsv(255, 83%, 52%)
CMYK	cmyk(61.4%, 82.6%, 0%, 48.2%)
CIE-LAB	lab(19.97, 42.19, -55.50)
CIE-LCH	lch(19.97, 69.72, 307.24°)
OKLab	oklab(32.92% 0.0414 -0.16)
OKLCH	oklch(32.92% 0.165 284.5)
XYZ	xyz(5.8352, 2.9822, 22.0935)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331784 #688417

analogous

#173184 #331784 #691784

triadic

#331784 #843317 #178433

tetradic

#331784 #841731 #688417 #178469

square

#331784 #841731 #688417 #178469

split-complementary

#331784 #846917 #318417

monochromatic

#0B051C #1F0E50 #331784 #4720B8 #6339DC

Accessibility & contrast

On white

13.15

#331784 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#331784 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331784

13.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331784	#FFFFFF	#000000	##FFFFFF
##331784	1.00	13.15	1.60	13.15
#FFFFFF	13.15	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003387

Deuteranopia (green-blind)

#002D82

Tritanopia (blue-blind)

#00384E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #331784;
/* rgb */ color: rgb(51, 23, 132);
/* oklch */ color: oklch(32.9% 0.165 284.5);

Tailwind

colors: {
  custom: {
    50: '#7659a9',
    500: '#331784',
    950: '#000000',
  },
}

SCSS

$custom: #331784;
$custom-light: #7659a9;
$custom-dark: #000000;

JSON

{
  "hex": "#331784",
  "rgb": {
    "r": 51,
    "g": 23,
    "b": 132
  },
  "hsl": {
    "h": 255.413,
    "s": 70.323,
    "l": 30.392
  },
  "oklch": {
    "l": 0.32925,
    "c": 0.16524,
    "h": 284.5
  },
  "luminance": 0.02983
}

Semantic roles & 50–950 ramp

primary

#331784

secondary

#99B83F

accent

#ED3BBF

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #331784

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

Preview Lab → · Contrast checker → · Palette generator →