#340C54#340C54

#340C54 is a dark, vivid violet. Relative luminance 0.016; OKLCH L 26.9% C 0.120 H 304.3°. Best body text is #FFFFFF at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#340C54
RGB	rgb(52, 12, 84)
HSL	hsl(273, 75%, 19%)
HSV	hsv(273, 86%, 33%)
CMYK	cmyk(38.1%, 85.7%, 0%, 67.1%)
CIE-LAB	lab(13.43, 33.71, -34.85)
CIE-LCH	lch(13.43, 48.49, 314.04°)
OKLab	oklab(26.91% 0.0679 -0.0994)
OKLCH	oklch(26.91% 0.12 304.3)
XYZ	xyz(3.1475, 1.6331, 8.5352)
Luminance	0.0163 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340C54 #2C540C

analogous

#100C54 #340C54 #540C50

triadic

#340C54 #54340C #0C5434

tetradic

#340C54 #54100C #2C540C #0C5054

square

#340C54 #54100C #2C540C #0C5054

split-complementary

#340C54 #50540C #0C5410

monochromatic

#11041B #13041E #340C54 #55148A #761BBF

Accessibility & contrast

On white

15.83

#340C54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#340C54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340C54

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340C54	#FFFFFF	#000000	##FFFFFF
##340C54	1.00	15.83	1.33	15.83
#FFFFFF	15.83	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#002253

Tritanopia (blue-blind)

#2E1F30

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #340c54;
/* rgb */ color: rgb(52, 12, 84);
/* oklch */ color: oklch(26.9% 0.120 304.3);

Tailwind

colors: {
  custom: {
    50: '#705085',
    500: '#340c54',
    950: '#000000',
  },
}

SCSS

$custom: #340c54;
$custom-light: #705085;
$custom-dark: #000000;

JSON

{
  "hex": "#340c54",
  "rgb": {
    "r": 52,
    "g": 12,
    "b": 84
  },
  "hsl": {
    "h": 273.333,
    "s": 75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.26906,
    "c": 0.12033,
    "h": 304.3
  },
  "luminance": 0.01633
}

Semantic roles & 50–950 ramp

primary

#340C54

secondary

#588F2D

accent

#F23689

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #340C54

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

Preview Lab → · Contrast checker → · Palette generator →