#331A6D#331A6D

#331A6D is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.9% C 0.134 H 290.0°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#331A6D
RGB	rgb(51, 26, 109)
HSL	hsl(258, 61%, 26%)
HSV	hsv(258, 76%, 43%)
CMYK	cmyk(53.2%, 76.1%, 0%, 57.3%)
CIE-LAB	lab(18.13, 33.70, -43.81)
CIE-LCH	lch(18.13, 55.27, 307.57°)
OKLab	oklab(30.92% 0.0459 -0.1258)
OKLCH	oklch(30.92% 0.134 290)
XYZ	xyz(4.4942, 2.5465, 14.7198)
Luminance	0.0255 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A6D #546D1A

analogous

#1A2B6D #331A6D #5D1A6D

triadic

#331A6D #6D331A #1A6D33

tetradic

#331A6D #6D1A2B #546D1A #1A6D5D

square

#331A6D #6D1A2B #546D1A #1A6D5D

split-complementary

#331A6D #6D5D1A #2B6D1A

monochromatic

#0C0619 #1C0E3C #331A6D #4A269E #6233CE

Accessibility & contrast

On white

13.91

#331A6D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#331A6D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A6D

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A6D	#FFFFFF	#000000	##FFFFFF
##331A6D	1.00	13.91	1.51	13.91
#FFFFFF	13.91	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6F

Deuteranopia (green-blind)

#002A6B

Tritanopia (blue-blind)

#1F3042

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #331a6d;
/* rgb */ color: rgb(51, 26, 109);
/* oklch */ color: oklch(30.9% 0.134 290.0);

Tailwind

colors: {
  custom: {
    50: '#715998',
    500: '#331a6d',
    950: '#000000',
  },
}

SCSS

$custom: #331a6d;
$custom-light: #715998;
$custom-dark: #000000;

JSON

{
  "hex": "#331a6d",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 109
  },
  "hsl": {
    "h": 258.072,
    "s": 61.481,
    "l": 26.471
  },
  "oklch": {
    "l": 0.30915,
    "c": 0.1339,
    "h": 290
  },
  "luminance": 0.02547
}

Semantic roles & 50–950 ramp

primary

#331A6D

secondary

#85A241

accent

#E543B4

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #331A6D

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

Preview Lab → · Contrast checker → · Palette generator →