#331F4E#331F4E

#331F4E is a dark, moderate violet. Relative luminance 0.022; OKLCH L 29.0% C 0.084 H 300.9°. Best body text is #FFFFFF at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#331F4E
RGB	rgb(51, 31, 78)
HSL	hsl(266, 43%, 21%)
HSV	hsv(266, 60%, 31%)
CMYK	cmyk(34.6%, 60.3%, 0%, 69.4%)
CIE-LAB	lab(16.67, 21.14, -25.54)
CIE-LCH	lch(16.67, 33.15, 309.62°)
OKLab	oklab(29.05% 0.0432 -0.0721)
OKLCH	oklch(29.05% 0.084 300.9)
XYZ	xyz(3.2301, 2.2338, 7.4673)
Luminance	0.0223 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F4E #3A4E1F

analogous

#1F234E #331F4E #4B1F4E

triadic

#331F4E #4E331F #1F4E33

tetradic

#331F4E #4E1F23 #3A4E1F #1F4E4B

square

#331F4E #4E1F23 #3A4E1F #1F4E4B

split-complementary

#331F4E #4E4B1F #234E1F

monochromatic

#0E0916 #160E22 #331F4E #50307A #6C42A6

Accessibility & contrast

On white

14.51

#331F4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#331F4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F4E

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F4E	#FFFFFF	#000000	##FFFFFF
##331F4E	1.00	14.51	1.45	14.51
#FFFFFF	14.51	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2950

Deuteranopia (green-blind)

#13294D

Tritanopia (blue-blind)

#2E2833

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #331f4e;
/* rgb */ color: rgb(51, 31, 78);
/* oklch */ color: oklch(29.0% 0.084 300.9);

Tailwind

colors: {
  custom: {
    50: '#6d5b80',
    500: '#331f4e',
    950: '#000000',
  },
}

SCSS

$custom: #331f4e;
$custom-light: #6d5b80;
$custom-dark: #000000;

JSON

{
  "hex": "#331f4e",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 78
  },
  "hsl": {
    "h": 265.532,
    "s": 43.119,
    "l": 21.373
  },
  "oklch": {
    "l": 0.29049,
    "c": 0.0841,
    "h": 300.9
  },
  "luminance": 0.02234
}

Semantic roles & 50–950 ramp

primary

#331F4E

secondary

#698346

accent

#D3559D

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07040A

muted

#7A797C

Preview Lab

Preview with #331F4E

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

Preview Lab → · Contrast checker → · Palette generator →