#340C55#340C55

#340C55 is a dark, vivid violet. Relative luminance 0.016; OKLCH L 27.0% C 0.121 H 303.8°. Best body text is #FFFFFF at 15.79:1 contrast (WCAG AA passes).

Color values

HEX	#340C55
RGB	rgb(52, 12, 85)
HSL	hsl(273, 75%, 19%)
HSV	hsv(273, 86%, 33%)
CMYK	cmyk(38.8%, 85.9%, 0%, 66.7%)
CIE-LAB	lab(13.53, 33.97, -35.38)
CIE-LCH	lch(13.53, 49.05, 313.84°)
OKLab	oklab(27% 0.0676 -0.1009)
OKLCH	oklch(27% 0.121 303.8)
XYZ	xyz(3.1870, 1.6489, 8.7429)
Luminance	0.0165 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340C55 #2D550C

analogous

#100C55 #340C55 #550C52

triadic

#340C55 #55340C #0C5534

tetradic

#340C55 #55100C #2D550C #0C5255

square

#340C55 #55100C #2D550C #0C5255

split-complementary

#340C55 #52550C #0C5510

monochromatic

#10041B #13041F #340C55 #55148B #761BC0

Accessibility & contrast

On white

15.79

#340C55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#340C55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340C55

15.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340C55	#FFFFFF	#000000	##FFFFFF
##340C55	1.00	15.79	1.33	15.79
#FFFFFF	15.79	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002257

Deuteranopia (green-blind)

#002254

Tritanopia (blue-blind)

#2D2031

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #340c55;
/* rgb */ color: rgb(52, 12, 85);
/* oklch */ color: oklch(27.0% 0.121 303.8);

Tailwind

colors: {
  custom: {
    50: '#705086',
    500: '#340c55',
    950: '#000000',
  },
}

SCSS

$custom: #340c55;
$custom-light: #705086;
$custom-dark: #000000;

JSON

{
  "hex": "#340c55",
  "rgb": {
    "r": 52,
    "g": 12,
    "b": 85
  },
  "hsl": {
    "h": 272.877,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.27001,
    "c": 0.12144,
    "h": 303.8
  },
  "luminance": 0.01649
}

Semantic roles & 50–950 ramp

primary

#340C55

secondary

#5A902D

accent

#F2368B

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #340C55

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

Preview Lab → · Contrast checker → · Palette generator →