#331F7E#331F7E

#331F7E is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.3% C 0.150 H 284.4°. Best body text is #FFFFFF at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#331F7E
RGB	rgb(51, 31, 126)
HSL	hsl(253, 61%, 31%)
HSV	hsv(253, 75%, 49%)
CMYK	cmyk(59.5%, 75.4%, 0%, 50.6%)
CIE-LAB	lab(20.79, 36.22, -50.36)
CIE-LCH	lch(20.79, 62.04, 305.72°)
OKLab	oklab(33.31% 0.0374 -0.145)
OKLCH	oklch(33.31% 0.15 284.4)
XYZ	xyz(5.6200, 3.1898, 20.0542)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F7E #6A7E1F

analogous

#1F3A7E #331F7E #621F7E

triadic

#331F7E #7E331F #1F7E33

tetradic

#331F7E #7E1F3A #6A7E1F #1F7E62

square

#331F7E #7E1F3A #6A7E1F #1F7E62

split-complementary

#331F7E #7E621F #3A7E1F

monochromatic

#0B071C #1F134D #331F7E #472BAF #6346D1

Accessibility & contrast

On white

12.82

#331F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#331F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F7E

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F7E	#FFFFFF	#000000	##FFFFFF
##331F7E	1.00	12.82	1.64	12.82
#FFFFFF	12.82	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#002F7C

Tritanopia (blue-blind)

#0B394C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #331f7e;
/* rgb */ color: rgb(51, 31, 126);
/* oklch */ color: oklch(33.3% 0.150 284.4);

Tailwind

colors: {
  custom: {
    50: '#745da4',
    500: '#331f7e',
    950: '#000000',
  },
}

SCSS

$custom: #331f7e;
$custom-light: #745da4;
$custom-dark: #000000;

JSON

{
  "hex": "#331f7e",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 126
  },
  "hsl": {
    "h": 252.632,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33307,
    "c": 0.14976,
    "h": 284.4
  },
  "luminance": 0.0319
}

Semantic roles & 50–950 ramp

primary

#331F7E

secondary

#9BB148

accent

#E444C2

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #331F7E

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

Preview Lab → · Contrast checker → · Palette generator →