#340F5D#340F5D

#340F5D is a dark, vivid violet. Relative luminance 0.019; OKLCH L 28.1% C 0.127 H 299.3°. Best body text is #FFFFFF at 15.30:1 contrast (WCAG AA passes).

Color values

HEX	#340F5D
RGB	rgb(52, 15, 93)
HSL	hsl(268, 72%, 21%)
HSV	hsv(268, 84%, 36%)
CMYK	cmyk(44.1%, 83.9%, 0%, 63.5%)
CIE-LAB	lab(14.75, 34.80, -38.78)
CIE-LCH	lch(14.75, 52.11, 311.91°)
OKLab	oklab(28.09% 0.0624 -0.1109)
OKLCH	oklch(28.09% 0.127 299.3)
XYZ	xyz(3.5623, 1.8620, 10.5255)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.79

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340F5D #385D0F

analogous

#0F115D #340F5D #5B0F5D

triadic

#340F5D #5D340F #0F5D34

tetradic

#340F5D #5D0F11 #385D0F #0F5D5B

square

#340F5D #5D0F11 #385D0F #0F5D5B

split-complementary

#340F5D #5D5B0F #115D0F

monochromatic

#0F041A #170628 #340F5D #511792 #6F20C6

Accessibility & contrast

On white

15.30

#340F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#340F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340F5D

15.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340F5D	#FFFFFF	#000000	##FFFFFF
##340F5D	1.00	15.30	1.37	15.30
#FFFFFF	15.30	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255F

Deuteranopia (green-blind)

#00245C

Tritanopia (blue-blind)

#2A2436

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #340f5d;
/* rgb */ color: rgb(52, 15, 93);
/* oklch */ color: oklch(28.1% 0.127 299.3);

Tailwind

colors: {
  custom: {
    50: '#70528c',
    500: '#340f5d',
    950: '#000000',
  },
}

SCSS

$custom: #340f5d;
$custom-light: #70528c;
$custom-dark: #000000;

JSON

{
  "hex": "#340f5d",
  "rgb": {
    "r": 52,
    "g": 15,
    "b": 93
  },
  "hsl": {
    "h": 268.462,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.2809,
    "c": 0.12724,
    "h": 299.3
  },
  "luminance": 0.01862
}

Semantic roles & 50–950 ramp

primary

#340F5D

secondary

#669631

accent

#EF3999

background

#F7F4F8

surface

#EDE7F0

border

#C8C3CB

text

#08020C

muted

#7B787D

Preview Lab

Preview with #340F5D

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

Preview Lab → · Contrast checker → · Palette generator →