#331A57#331A57

#331A57 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.9% C 0.105 H 298.4°. Best body text is #FFFFFF at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#331A57
RGB	rgb(51, 26, 87)
HSL	hsl(265, 54%, 22%)
HSV	hsv(265, 70%, 34%)
CMYK	cmyk(41.4%, 70.1%, 0%, 65.9%)
CIE-LAB	lab(16.16, 27.01, -32.46)
CIE-LCH	lch(16.16, 42.22, 309.76°)
OKLab	oklab(28.9% 0.05 -0.0924)
OKLCH	oklch(28.9% 0.105 298.4)
XYZ	xyz(3.4545, 2.1307, 9.2442)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.57

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A57 #3E571A

analogous

#1A2057 #331A57 #521A57

triadic

#331A57 #57331A #1A5733

tetradic

#331A57 #571A20 #3E571A #1A5752

square

#331A57 #571A20 #3E571A #1A5752

split-complementary

#331A57 #57521A #20571A

monochromatic

#0E0718 #170C28 #331A57 #4F2886 #6A36B5

Accessibility & contrast

On white

14.72

#331A57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#331A57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A57

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A57	#FFFFFF	#000000	##FFFFFF
##331A57	1.00	14.72	1.43	14.72
#FFFFFF	14.72	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002859

Deuteranopia (green-blind)

#002756

Tritanopia (blue-blind)

#2B2836

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331a57;
/* rgb */ color: rgb(51, 26, 87);
/* oklch */ color: oklch(28.9% 0.105 298.4);

Tailwind

colors: {
  custom: {
    50: '#6e5887',
    500: '#331a57',
    950: '#000000',
  },
}

SCSS

$custom: #331a57;
$custom-light: #6e5887;
$custom-dark: #000000;

JSON

{
  "hex": "#331a57",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 87
  },
  "hsl": {
    "h": 264.59,
    "s": 53.982,
    "l": 22.157
  },
  "oklch": {
    "l": 0.28895,
    "c": 0.1051,
    "h": 298.4
  },
  "luminance": 0.02131
}

Semantic roles & 50–950 ramp

primary

#331A57

secondary

#6D8D40

accent

#DD4AA1

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #331A57

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

Preview Lab → · Contrast checker → · Palette generator →