#340740#340740

#340740 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.6% C 0.105 H 317.9°. Best body text is #FFFFFF at 16.79:1 contrast (WCAG AA passes).

Color values

HEX	#340740
RGB	rgb(52, 7, 64)
HSL	hsl(287, 80%, 14%)
HSV	hsv(287, 89%, 25%)
CMYK	cmyk(18.8%, 89.1%, 0%, 74.9%)
CIE-LAB	lab(10.94, 30.93, -25.00)
CIE-LCH	lch(10.94, 39.77, 321.05°)
OKLab	oklab(24.61% 0.0779 -0.0704)
OKLCH	oklch(24.61% 0.105 317.9)
XYZ	xyz(2.4174, 1.2523, 4.9639)
Luminance	0.0125 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340740 #134007

analogous

#180740 #340740 #400730

triadic

#340740 #403407 #074034

tetradic

#340740 #401807 #134007 #073040

square

#340740 #401807 #134007 #073040

split-complementary

#340740 #304007 #074018

monochromatic

#16031C #16031C #340740 #610D77 #8E13AE

Accessibility & contrast

On white

16.79

#340740 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#340740 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340740

16.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340740	#FFFFFF	#000000	##FFFFFF
##340740	1.00	16.79	1.25	16.79
#FFFFFF	16.79	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B42

Deuteranopia (green-blind)

#091F3F

Tritanopia (blue-blind)

#341423

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #340740;
/* rgb */ color: rgb(52, 7, 64);
/* oklch */ color: oklch(24.6% 0.105 317.9);

Tailwind

colors: {
  custom: {
    50: '#6e4d75',
    500: '#340740',
    950: '#000000',
  },
}

SCSS

$custom: #340740;
$custom-light: #6e4d75;
$custom-dark: #000000;

JSON

{
  "hex": "#340740",
  "rgb": {
    "r": 52,
    "g": 7,
    "b": 64
  },
  "hsl": {
    "h": 287.368,
    "s": 80.282,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24605,
    "c": 0.105,
    "h": 317.9
  },
  "luminance": 0.01252
}

Semantic roles & 50–950 ramp

primary

#340740

secondary

#377F24

accent

#F7315B

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#070108

muted

#7A777B

Preview Lab

Preview with #340740

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

Preview Lab → · Contrast checker → · Palette generator →