#340B44#340B44

#340B44 is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.4% C 0.104 H 314.4°. Best body text is #FFFFFF at 16.44:1 contrast (WCAG AA passes).

Color values

HEX	#340B44
RGB	rgb(52, 11, 68)
HSL	hsl(283, 72%, 15%)
HSV	hsv(283, 84%, 27%)
CMYK	cmyk(23.5%, 83.8%, 0%, 73.3%)
CIE-LAB	lab(11.87, 30.12, -26.32)
CIE-LCH	lch(11.87, 40.00, 318.85°)
OKLab	oklab(25.37% 0.0728 -0.0743)
OKLCH	oklch(25.37% 0.104 314.4)
XYZ	xyz(2.5791, 1.3869, 5.5996)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340B44 #1B440B

analogous

#170B44 #340B44 #440B37

triadic

#340B44 #44340B #0B4434

tetradic

#340B44 #44170B #1B440B #0B3744

square

#340B44 #44170B #1B440B #0B3744

split-complementary

#340B44 #37440B #0B4417

monochromatic

#14041A #14041A #340B44 #5C1479 #851CAD

Accessibility & contrast

On white

16.44

#340B44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#340B44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340B44

16.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340B44	#FFFFFF	#000000	##FFFFFF
##340B44	1.00	16.44	1.28	16.44
#FFFFFF	16.44	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D46

Deuteranopia (green-blind)

#082043

Tritanopia (blue-blind)

#331827

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #340b44;
/* rgb */ color: rgb(52, 11, 68);
/* oklch */ color: oklch(25.4% 0.104 314.4);

Tailwind

colors: {
  custom: {
    50: '#6e4f78',
    500: '#340b44',
    950: '#000000',
  },
}

SCSS

$custom: #340b44;
$custom-light: #6e4f78;
$custom-dark: #000000;

JSON

{
  "hex": "#340b44",
  "rgb": {
    "r": 52,
    "g": 11,
    "b": 68
  },
  "hsl": {
    "h": 283.158,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25367,
    "c": 0.104,
    "h": 314.4
  },
  "luminance": 0.01387
}

Semantic roles & 50–950 ramp

primary

#340B44

secondary

#42812A

accent

#EF396C

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#070209

muted

#7A787B

Preview Lab

Preview with #340B44

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

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