#340B4D#340B4D

#340B4D is a dark, moderate violet. Relative luminance 0.015; OKLCH L 26.2% C 0.114 H 308.5°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#340B4D
RGB	rgb(52, 11, 77)
HSL	hsl(277, 75%, 17%)
HSV	hsv(277, 86%, 30%)
CMYK	cmyk(32.5%, 85.7%, 0%, 69.8%)
CIE-LAB	lab(12.64, 32.34, -31.34)
CIE-LCH	lch(12.64, 45.03, 315.90°)
OKLab	oklab(26.15% 0.0708 -0.089)
OKLCH	oklch(26.15% 0.114 308.5)
XYZ	xyz(2.8751, 1.5053, 7.1588)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340B4D #244D0B

analogous

#130B4D #340B4D #4D0B45

triadic

#340B4D #4D340B #0B4D34

tetradic

#340B4D #4D130B #244D0B #0B454D

square

#340B4D #4D130B #244D0B #0B454D

split-complementary

#340B4D #454D0B #0B4D13

monochromatic

#12041B #12041B #340B4D #581383 #7C1AB8

Accessibility & contrast

On white

16.14

#340B4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#340B4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340B4D

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340B4D	#FFFFFF	#000000	##FFFFFF
##340B4D	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4F

Deuteranopia (green-blind)

#00214C

Tritanopia (blue-blind)

#301C2C

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #340b4d;
/* rgb */ color: rgb(52, 11, 77);
/* oklch */ color: oklch(26.2% 0.114 308.5);

Tailwind

colors: {
  custom: {
    50: '#6f4f7f',
    500: '#340b4d',
    950: '#000000',
  },
}

SCSS

$custom: #340b4d;
$custom-light: #6f4f7f;
$custom-dark: #000000;

JSON

{
  "hex": "#340b4d",
  "rgb": {
    "r": 52,
    "g": 11,
    "b": 77
  },
  "hsl": {
    "h": 277.273,
    "s": 75,
    "l": 17.255
  },
  "oklch": {
    "l": 0.26154,
    "c": 0.11376,
    "h": 308.5
  },
  "luminance": 0.01505
}

Semantic roles & 50–950 ramp

primary

#340B4D

secondary

#4E892B

accent

#F2367D

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#08020A

muted

#7B787C

Preview Lab

Preview with #340B4D

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

Preview Lab → · Contrast checker → · Palette generator →