#331A6F#331A6F

#331A6F is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.1% C 0.136 H 289.4°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#331A6F
RGB	rgb(51, 26, 111)
HSL	hsl(258, 62%, 27%)
HSV	hsv(258, 77%, 44%)
CMYK	cmyk(54.1%, 76.6%, 0%, 56.5%)
CIE-LAB	lab(18.32, 34.31, -44.79)
CIE-LCH	lch(18.32, 56.42, 307.46°)
OKLab	oklab(31.11% 0.0454 -0.1287)
OKLCH	oklch(31.11% 0.136 289.4)
XYZ	xyz(4.6030, 2.5901, 15.2932)
Luminance	0.0259 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.22

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A6F #566F1A

analogous

#1A2C6F #331A6F #5E1A6F

triadic

#331A6F #6F331A #1A6F33

tetradic

#331A6F #6F1A2C #566F1A #1A6F5E

square

#331A6F #6F1A2C #566F1A #1A6F5E

split-complementary

#331A6F #6F5E1A #2C6F1A

monochromatic

#0B0619 #1C0E3D #331A6F #4A26A1 #6234CF

Accessibility & contrast

On white

13.83

#331A6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#331A6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A6F

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A6F	#FFFFFF	#000000	##FFFFFF
##331A6F	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E71

Deuteranopia (green-blind)

#002B6D

Tritanopia (blue-blind)

#1D3143

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #331a6f;
/* rgb */ color: rgb(51, 26, 111);
/* oklch */ color: oklch(31.1% 0.136 289.4);

Tailwind

colors: {
  custom: {
    50: '#725999',
    500: '#331a6f',
    950: '#000000',
  },
}

SCSS

$custom: #331a6f;
$custom-light: #725999;
$custom-dark: #000000;

JSON

{
  "hex": "#331a6f",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 111
  },
  "hsl": {
    "h": 257.647,
    "s": 62.044,
    "l": 26.863
  },
  "oklch": {
    "l": 0.31111,
    "c": 0.13645,
    "h": 289.4
  },
  "luminance": 0.0259
}

Semantic roles & 50–950 ramp

primary

#331A6F

secondary

#87A441

accent

#E543B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #331A6F

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

Preview Lab → · Contrast checker → · Palette generator →