#331A64#331A64

#331A64 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.1% C 0.122 H 293.1°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#331A64
RGB	rgb(51, 26, 100)
HSL	hsl(260, 59%, 25%)
HSV	hsv(260, 74%, 39%)
CMYK	cmyk(49%, 74%, 0%, 60.8%)
CIE-LAB	lab(17.29, 30.94, -39.29)
CIE-LCH	lch(17.29, 50.01, 308.22°)
OKLab	oklab(30.06% 0.0479 -0.1125)
OKLCH	oklch(30.06% 0.122 293.1)
XYZ	xyz(4.0343, 2.3626, 12.2976)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A64 #4B641A

analogous

#1A2664 #331A64 #581A64

triadic

#331A64 #64331A #1A6433

tetradic

#331A64 #641A26 #4B641A #1A6458

square

#331A64 #641A26 #4B641A #1A6458

split-complementary

#331A64 #64581A #26641A

monochromatic

#0C0618 #1A0D33 #331A64 #4C2795 #6533C5

Accessibility & contrast

On white

14.26

#331A64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#331A64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A64

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A64	#FFFFFF	#000000	##FFFFFF
##331A64	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B66

Deuteranopia (green-blind)

#002963

Tritanopia (blue-blind)

#242D3D

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331a64;
/* rgb */ color: rgb(51, 26, 100);
/* oklch */ color: oklch(30.1% 0.122 293.1);

Tailwind

colors: {
  custom: {
    50: '#705991',
    500: '#331a64',
    950: '#000000',
  },
}

SCSS

$custom: #331a64;
$custom-light: #705991;
$custom-dark: #000000;

JSON

{
  "hex": "#331a64",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 100
  },
  "hsl": {
    "h": 260.27,
    "s": 58.73,
    "l": 24.706
  },
  "oklch": {
    "l": 0.30056,
    "c": 0.1223,
    "h": 293.1
  },
  "luminance": 0.02363
}

Semantic roles & 50–950 ramp

primary

#331A64

secondary

#7B9A40

accent

#E246AD

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #331A64

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

Preview Lab → · Contrast checker → · Palette generator →