#331C56#331C56

#331C56 is a dark, moderate violet. Relative luminance 0.022; OKLCH L 29.1% C 0.101 H 298.1°. Best body text is #FFFFFF at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#331C56
RGB	rgb(51, 28, 86)
HSL	hsl(264, 51%, 22%)
HSV	hsv(264, 67%, 34%)
CMYK	cmyk(40.7%, 67.4%, 0%, 66.3%)
CIE-LAB	lab(16.53, 25.47, -31.18)
CIE-LCH	lch(16.53, 40.26, 309.25°)
OKLab	oklab(29.14% 0.0475 -0.0887)
OKLCH	oklch(29.14% 0.101 298.1)
XYZ	xyz(3.4598, 2.2062, 9.0458)
Luminance	0.0221 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C56 #3F561C

analogous

#1C2256 #331C56 #501C56

triadic

#331C56 #56331C #1C5633

tetradic

#331C56 #561C22 #3F561C #1C5650

square

#331C56 #561C22 #3F561C #1C5650

split-complementary

#331C56 #56501C #22561C

monochromatic

#0E0817 #180D28 #331C56 #4E2B84 #6A3AB2

Accessibility & contrast

On white

14.57

#331C56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#331C56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C56

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C56	#FFFFFF	#000000	##FFFFFF
##331C56	1.00	14.57	1.44	14.57
#FFFFFF	14.57	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002958

Deuteranopia (green-blind)

#032855

Tritanopia (blue-blind)

#2B2936

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #331c56;
/* rgb */ color: rgb(51, 28, 86);
/* oklch */ color: oklch(29.1% 0.101 298.1);

Tailwind

colors: {
  custom: {
    50: '#6e5986',
    500: '#331c56',
    950: '#000000',
  },
}

SCSS

$custom: #331c56;
$custom-light: #6e5986;
$custom-dark: #000000;

JSON

{
  "hex": "#331c56",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 86
  },
  "hsl": {
    "h": 263.793,
    "s": 50.877,
    "l": 22.353
  },
  "oklch": {
    "l": 0.29141,
    "c": 0.10059,
    "h": 298.1
  },
  "luminance": 0.02206
}

Semantic roles & 50–950 ramp

primary

#331C56

secondary

#6E8C42

accent

#DA4DA2

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #331C56

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

Preview Lab → · Contrast checker → · Palette generator →