#331756#331756

#331756 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.3% C 0.108 H 299.8°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#331756
RGB	rgb(51, 23, 86)
HSL	hsl(267, 58%, 21%)
HSV	hsv(267, 73%, 34%)
CMYK	cmyk(40.7%, 73.3%, 0%, 66.3%)
CIE-LAB	lab(15.43, 28.49, -32.97)
CIE-LCH	lch(15.43, 43.57, 310.83°)
OKLab	oklab(28.34% 0.0539 -0.0939)
OKLCH	oklch(28.34% 0.108 299.8)
XYZ	xyz(3.3509, 1.9885, 9.0096)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.08

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331756 #3A5617

analogous

#171B56 #331756 #531756

triadic

#331756 #563317 #175633

tetradic

#331756 #56171B #3A5617 #175653

square

#331756 #56171B #3A5617 #175653

split-complementary

#331756 #565317 #1B5617

monochromatic

#0E0618 #160A26 #331756 #502486 #6C31B7

Accessibility & contrast

On white

15.03

#331756 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#331756 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331756

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331756	#FFFFFF	#000000	##FFFFFF
##331756	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002658

Deuteranopia (green-blind)

#002655

Tritanopia (blue-blind)

#2B2634

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331756;
/* rgb */ color: rgb(51, 23, 86);
/* oklch */ color: oklch(28.3% 0.108 299.8);

Tailwind

colors: {
  custom: {
    50: '#6e5686',
    500: '#331756',
    950: '#000000',
  },
}

SCSS

$custom: #331756;
$custom-light: #6e5686;
$custom-dark: #000000;

JSON

{
  "hex": "#331756",
  "rgb": {
    "r": 51,
    "g": 23,
    "b": 86
  },
  "hsl": {
    "h": 266.667,
    "s": 57.798,
    "l": 21.373
  },
  "oklch": {
    "l": 0.28342,
    "c": 0.1083,
    "h": 299.8
  },
  "luminance": 0.01988
}

Semantic roles & 50–950 ramp

primary

#331756

secondary

#698D3C

accent

#E1479C

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #331756

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

Preview Lab → · Contrast checker → · Palette generator →