#331A68#331A68

#331A68 is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.4% C 0.127 H 291.7°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#331A68
RGB	rgb(51, 26, 104)
HSL	hsl(259, 60%, 25%)
HSV	hsv(259, 75%, 41%)
CMYK	cmyk(51%, 75%, 0%, 59.2%)
CIE-LAB	lab(17.65, 32.17, -41.32)
CIE-LCH	lch(17.65, 52.36, 307.90°)
OKLab	oklab(30.43% 0.0471 -0.1185)
OKLCH	oklch(30.43% 0.127 291.7)
XYZ	xyz(4.2326, 2.4419, 13.3423)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A68 #4F681A

analogous

#1A2868 #331A68 #5A1A68

triadic

#331A68 #68331A #1A6833

tetradic

#331A68 #681A28 #4F681A #1A685A

square

#331A68 #681A28 #4F681A #1A685A

split-complementary

#331A68 #685A1A #28681A

monochromatic

#0C0618 #1B0E37 #331A68 #4B2699 #6332CA

Accessibility & contrast

On white

14.11

#331A68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#331A68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A68

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A68	#FFFFFF	#000000	##FFFFFF
##331A68	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6A

Deuteranopia (green-blind)

#002A66

Tritanopia (blue-blind)

#222E3F

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331a68;
/* rgb */ color: rgb(51, 26, 104);
/* oklch */ color: oklch(30.4% 0.127 291.7);

Tailwind

colors: {
  custom: {
    50: '#715994',
    500: '#331a68',
    950: '#000000',
  },
}

SCSS

$custom: #331a68;
$custom-light: #715994;
$custom-dark: #000000;

JSON

{
  "hex": "#331a68",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 104
  },
  "hsl": {
    "h": 259.231,
    "s": 60,
    "l": 25.49
  },
  "oklch": {
    "l": 0.30433,
    "c": 0.12749,
    "h": 291.7
  },
  "luminance": 0.02442
}

Semantic roles & 50–950 ramp

primary

#331A68

secondary

#809D40

accent

#E345B0

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08030D

muted

#7B787E

Preview Lab

Preview with #331A68

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

Preview Lab → · Contrast checker → · Palette generator →