#340D54#340D54

#340D54 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.0% C 0.119 H 304.2°. Best body text is #FFFFFF at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#340D54
RGB	rgb(52, 13, 84)
HSL	hsl(273, 73%, 19%)
HSV	hsv(273, 85%, 33%)
CMYK	cmyk(38.1%, 84.5%, 0%, 67.1%)
CIE-LAB	lab(13.58, 33.28, -34.61)
CIE-LCH	lch(13.58, 48.01, 313.88°)
OKLab	oklab(27.01% 0.067 -0.0987)
OKLCH	oklch(27.01% 0.119 304.2)
XYZ	xyz(3.1600, 1.6580, 8.5393)
Luminance	0.0166 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340D54 #2D540D

analogous

#110D54 #340D54 #540D51

triadic

#340D54 #54340D #0D5434

tetradic

#340D54 #54110D #2D540D #0D5154

square

#340D54 #54110D #2D540D #0D5154

split-complementary

#340D54 #51540D #0D5411

monochromatic

#10041A #13051F #340D54 #551589 #761DBE

Accessibility & contrast

On white

15.77

#340D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#340D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340D54

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340D54	#FFFFFF	#000000	##FFFFFF
##340D54	1.00	15.77	1.33	15.77
#FFFFFF	15.77	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#002353

Tritanopia (blue-blind)

#2E2030

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #340d54;
/* rgb */ color: rgb(52, 13, 84);
/* oklch */ color: oklch(27.0% 0.119 304.2);

Tailwind

colors: {
  custom: {
    50: '#6f5185',
    500: '#340d54',
    950: '#000000',
  },
}

SCSS

$custom: #340d54;
$custom-light: #6f5185;
$custom-dark: #000000;

JSON

{
  "hex": "#340d54",
  "rgb": {
    "r": 52,
    "g": 13,
    "b": 84
  },
  "hsl": {
    "h": 272.958,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.2701,
    "c": 0.11923,
    "h": 304.2
  },
  "luminance": 0.01658
}

Semantic roles & 50–950 ramp

primary

#340D54

secondary

#5A8F2E

accent

#F0388B

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #340D54

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

Preview Lab → · Contrast checker → · Palette generator →