#331A4B#331A4B

#331A4B is a dark, moderate violet. Relative luminance 0.020; OKLCH L 27.9% C 0.089 H 304.8°. Best body text is #FFFFFF at 15.11:1 contrast (WCAG AA passes).

Color values

HEX	#331A4B
RGB	rgb(51, 26, 75)
HSL	hsl(271, 49%, 20%)
HSV	hsv(271, 65%, 29%)
CMYK	cmyk(32%, 65.3%, 0%, 70.6%)
CIE-LAB	lab(15.23, 23.50, -25.80)
CIE-LCH	lch(15.23, 34.89, 312.33°)
OKLab	oklab(27.92% 0.0507 -0.0729)
OKLCH	oklch(27.92% 0.089 304.8)
XYZ	xyz(3.0044, 1.9506, 6.8735)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A4B #324B1A

analogous

#1A1A4B #331A4B #4B1A4B

triadic

#331A4B #4B331A #1A4B33

tetradic

#331A4B #4B1A1A #324B1A #1A4B4B

square

#331A4B #4B1A1A #324B1A #1A4B4B

split-complementary

#331A4B #4B4B1A #1A4B1A

monochromatic

#0F0817 #140A1E #331A4B #522A78 #713AA6

Accessibility & contrast

On white

15.11

#331A4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#331A4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A4B

15.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A4B	#FFFFFF	#000000	##FFFFFF
##331A4B	1.00	15.11	1.39	15.11
#FFFFFF	15.11	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05254D

Deuteranopia (green-blind)

#10264A

Tritanopia (blue-blind)

#2F242F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #331a4b;
/* rgb */ color: rgb(51, 26, 75);
/* oklch */ color: oklch(27.9% 0.089 304.8);

Tailwind

colors: {
  custom: {
    50: '#6d587d',
    500: '#331a4b',
    950: '#000000',
  },
}

SCSS

$custom: #331a4b;
$custom-light: #6d587d;
$custom-dark: #000000;

JSON

{
  "hex": "#331a4b",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 75
  },
  "hsl": {
    "h": 270.612,
    "s": 48.515,
    "l": 19.804
  },
  "oklch": {
    "l": 0.27921,
    "c": 0.0888,
    "h": 304.8
  },
  "luminance": 0.01951
}

Semantic roles & 50–950 ramp

primary

#331A4B

secondary

#608140

accent

#D85093

background

#F6F5F7

surface

#ECE9EE

border

#C7C5C9

text

#07030A

muted

#7A787C

Preview Lab

Preview with #331A4B

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

Preview Lab → · Contrast checker → · Palette generator →