#331F5C#331F5C

#331F5C is a dark, moderate violet. Relative luminance 0.025; OKLCH L 30.2% C 0.104 H 294.4°. Best body text is #FFFFFF at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#331F5C
RGB	rgb(51, 31, 92)
HSL	hsl(260, 50%, 24%)
HSV	hsv(260, 66%, 36%)
CMYK	cmyk(44.6%, 66.3%, 0%, 63.9%)
CIE-LAB	lab(17.72, 25.42, -33.28)
CIE-LCH	lch(17.72, 41.88, 307.38°)
OKLab	oklab(30.15% 0.0431 -0.0949)
OKLCH	oklch(30.15% 0.104 294.4)
XYZ	xyz(3.7865, 2.4564, 10.3978)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F5C #485C1F

analogous

#1F2A5C #331F5C #521F5C

triadic

#331F5C #5C331F #1F5C33

tetradic

#331F5C #5C1F2A #485C1F #1F5C52

square

#331F5C #5C1F2A #485C1F #1F5C52

split-complementary

#331F5C #5C521F #2A5C1F

monochromatic

#0D0817 #1A102E #331F5C #4C2E8A #663EB8

Accessibility & contrast

On white

14.08

#331F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#331F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F5C

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F5C	#FFFFFF	#000000	##FFFFFF
##331F5C	1.00	14.08	1.49	14.08
#FFFFFF	14.08	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5E

Deuteranopia (green-blind)

#002A5B

Tritanopia (blue-blind)

#282D3A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331f5c;
/* rgb */ color: rgb(51, 31, 92);
/* oklch */ color: oklch(30.2% 0.104 294.4);

Tailwind

colors: {
  custom: {
    50: '#6e5c8b',
    500: '#331f5c',
    950: '#000000',
  },
}

SCSS

$custom: #331f5c;
$custom-light: #6e5c8b;
$custom-dark: #000000;

JSON

{
  "hex": "#331f5c",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 92
  },
  "hsl": {
    "h": 259.672,
    "s": 49.593,
    "l": 24.118
  },
  "oklch": {
    "l": 0.30155,
    "c": 0.10418,
    "h": 294.4
  },
  "luminance": 0.02456
}

Semantic roles & 50–950 ramp

primary

#331F5C

secondary

#789146

accent

#D94FAC

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07040C

muted

#7A797D

Preview Lab

Preview with #331F5C

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

Preview Lab → · Contrast checker → · Palette generator →