#340B47#340B47

#340B47 is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.6% C 0.107 H 312.3°. Best body text is #FFFFFF at 16.34:1 contrast (WCAG AA passes).

Color values

HEX	#340B47
RGB	rgb(52, 11, 71)
HSL	hsl(281, 73%, 16%)
HSV	hsv(281, 85%, 28%)
CMYK	cmyk(26.8%, 84.5%, 0%, 72.2%)
CIE-LAB	lab(12.12, 30.85, -28.02)
CIE-LCH	lch(12.12, 41.68, 317.75°)
OKLab	oklab(25.62% 0.0722 -0.0793)
OKLCH	oklch(25.62% 0.107 312.3)
XYZ	xyz(2.6730, 1.4244, 6.0941)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340B47 #1E470B

analogous

#160B47 #340B47 #470B3C

triadic

#340B47 #47340B #0B4734

tetradic

#340B47 #47160B #1E470B #0B3C47

square

#340B47 #47160B #1E470B #0B3C47

split-complementary

#340B47 #3C470B #0B4716

monochromatic

#13041A #13041A #340B47 #5B137C #821BB1

Accessibility & contrast

On white

16.34

#340B47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#340B47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340B47

16.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340B47	#FFFFFF	#000000	##FFFFFF
##340B47	1.00	16.34	1.28	16.34
#FFFFFF	16.34	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E49

Deuteranopia (green-blind)

#042146

Tritanopia (blue-blind)

#321928

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #340b47;
/* rgb */ color: rgb(52, 11, 71);
/* oklch */ color: oklch(25.6% 0.107 312.3);

Tailwind

colors: {
  custom: {
    50: '#6e4f7b',
    500: '#340b47',
    950: '#000000',
  },
}

SCSS

$custom: #340b47;
$custom-light: #6e4f7b;
$custom-dark: #000000;

JSON

{
  "hex": "#340b47",
  "rgb": {
    "r": 52,
    "g": 11,
    "b": 71
  },
  "hsl": {
    "h": 281,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.25622,
    "c": 0.10724,
    "h": 312.3
  },
  "luminance": 0.01424
}

Semantic roles & 50–950 ramp

primary

#340B47

secondary

#47832A

accent

#F03872

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#070209

muted

#7A787B

Preview Lab

Preview with #340B47

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

Preview Lab → · Contrast checker → · Palette generator →