#331A6E#331A6E

#331A6E is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.0% C 0.135 H 289.7°. Best body text is #FFFFFF at 13.87:1 contrast (WCAG AA passes).

Color values

HEX	#331A6E
RGB	rgb(51, 26, 110)
HSL	hsl(258, 62%, 27%)
HSV	hsv(258, 76%, 43%)
CMYK	cmyk(53.6%, 76.4%, 0%, 56.9%)
CIE-LAB	lab(18.22, 34.01, -44.30)
CIE-LCH	lch(18.22, 55.85, 307.51°)
OKLab	oklab(31.01% 0.0457 -0.1272)
OKLCH	oklch(31.01% 0.135 289.7)
XYZ	xyz(4.5483, 2.5682, 15.0049)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A6E #556E1A

analogous

#1A2B6E #331A6E #5D1A6E

triadic

#331A6E #6E331A #1A6E33

tetradic

#331A6E #6E1A2B #556E1A #1A6E5D

square

#331A6E #6E1A2B #556E1A #1A6E5D

split-complementary

#331A6E #6E5D1A #2B6E1A

monochromatic

#0B0619 #1C0E3D #331A6E #4A26A0 #6234CF

Accessibility & contrast

On white

13.87

#331A6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#331A6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A6E

13.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A6E	#FFFFFF	#000000	##FFFFFF
##331A6E	1.00	13.87	1.51	13.87
#FFFFFF	13.87	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E70

Deuteranopia (green-blind)

#002A6C

Tritanopia (blue-blind)

#1E3042

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #331a6e;
/* rgb */ color: rgb(51, 26, 110);
/* oklch */ color: oklch(31.0% 0.135 289.7);

Tailwind

colors: {
  custom: {
    50: '#725998',
    500: '#331a6e',
    950: '#000000',
  },
}

SCSS

$custom: #331a6e;
$custom-light: #725998;
$custom-dark: #000000;

JSON

{
  "hex": "#331a6e",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 110
  },
  "hsl": {
    "h": 257.857,
    "s": 61.765,
    "l": 26.667
  },
  "oklch": {
    "l": 0.31013,
    "c": 0.13518,
    "h": 289.7
  },
  "luminance": 0.02568
}

Semantic roles & 50–950 ramp

primary

#331A6E

secondary

#86A341

accent

#E543B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #331A6E

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

Preview Lab → · Contrast checker → · Palette generator →