#331A5F#331A5F

#331A5F is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.6% C 0.116 H 295.0°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#331A5F
RGB	rgb(51, 26, 95)
HSL	hsl(262, 57%, 24%)
HSV	hsv(262, 73%, 37%)
CMYK	cmyk(46.3%, 72.6%, 0%, 62.7%)
CIE-LAB	lab(16.84, 29.42, -36.70)
CIE-LCH	lch(16.84, 47.04, 308.71°)
OKLab	oklab(29.6% 0.0488 -0.1049)
OKLCH	oklch(29.6% 0.116 295)
XYZ	xyz(3.7996, 2.2687, 11.0620)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A5F #465F1A

analogous

#1A235F #331A5F #551A5F

triadic

#331A5F #5F331A #1A5F33

tetradic

#331A5F #5F1A23 #465F1A #1A5F55

square

#331A5F #5F1A23 #465F1A #1A5F55

split-complementary

#331A5F #5F551A #235F1A

monochromatic

#0D0718 #190D2F #331A5F #4D278F #6734BF

Accessibility & contrast

On white

14.44

#331A5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#331A5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A5F

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A5F	#FFFFFF	#000000	##FFFFFF
##331A5F	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A61

Deuteranopia (green-blind)

#00285E

Tritanopia (blue-blind)

#272B3A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331a5f;
/* rgb */ color: rgb(51, 26, 95);
/* oklch */ color: oklch(29.6% 0.116 295.0);

Tailwind

colors: {
  custom: {
    50: '#6f588d',
    500: '#331a5f',
    950: '#000000',
  },
}

SCSS

$custom: #331a5f;
$custom-light: #6f588d;
$custom-dark: #000000;

JSON

{
  "hex": "#331a5f",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 95
  },
  "hsl": {
    "h": 261.739,
    "s": 57.025,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29598,
    "c": 0.11575,
    "h": 295
  },
  "luminance": 0.02269
}

Semantic roles & 50–950 ramp

primary

#331A5F

secondary

#769540

accent

#E048A9

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #331A5F

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

Preview Lab → · Contrast checker → · Palette generator →