#331A55#331A55

#331A55 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.7% C 0.102 H 299.4°. Best body text is #FFFFFF at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#331A55
RGB	rgb(51, 26, 85)
HSL	hsl(265, 53%, 22%)
HSV	hsv(265, 69%, 33%)
CMYK	cmyk(40%, 69.4%, 0%, 66.7%)
CIE-LAB	lab(16.00, 26.41, -31.37)
CIE-LCH	lch(16.00, 41.01, 310.10°)
OKLab	oklab(28.73% 0.0502 -0.0892)
OKLCH	oklch(28.73% 0.102 299.4)
XYZ	xyz(3.3739, 2.0984, 8.8199)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A55 #3C551A

analogous

#1A1F55 #331A55 #511A55

triadic

#331A55 #55331A #1A5533

tetradic

#331A55 #551A1F #3C551A #1A5551

square

#331A55 #551A1F #3C551A #1A5551

split-complementary

#331A55 #55511A #1F551A

monochromatic

#0E0717 #170C26 #331A55 #4F2884 #6B37B3

Accessibility & contrast

On white

14.79

#331A55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#331A55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A55

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A55	#FFFFFF	#000000	##FFFFFF
##331A55	1.00	14.79	1.42	14.79
#FFFFFF	14.79	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002857

Deuteranopia (green-blind)

#012754

Tritanopia (blue-blind)

#2B2734

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331a55;
/* rgb */ color: rgb(51, 26, 85);
/* oklch */ color: oklch(28.7% 0.102 299.4);

Tailwind

colors: {
  custom: {
    50: '#6e5885',
    500: '#331a55',
    950: '#000000',
  },
}

SCSS

$custom: #331a55;
$custom-light: #6e5885;
$custom-dark: #000000;

JSON

{
  "hex": "#331a55",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 85
  },
  "hsl": {
    "h": 265.424,
    "s": 53.153,
    "l": 21.765
  },
  "oklch": {
    "l": 0.28726,
    "c": 0.10239,
    "h": 299.4
  },
  "luminance": 0.02098
}

Semantic roles & 50–950 ramp

primary

#331A55

secondary

#6B8B40

accent

#DD4B9F

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #331A55

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

Preview Lab → · Contrast checker → · Palette generator →