#340D51#340D51

#340D51 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.7% C 0.116 H 305.8°. Best body text is #FFFFFF at 15.88:1 contrast (WCAG AA passes).

Color values

HEX	#340D51
RGB	rgb(52, 13, 81)
HSL	hsl(274, 72%, 18%)
HSV	hsv(274, 84%, 32%)
CMYK	cmyk(35.8%, 84%, 0%, 68.2%)
CIE-LAB	lab(13.30, 32.49, -33.01)
CIE-LCH	lch(13.30, 46.32, 314.55°)
OKLab	oklab(26.73% 0.0678 -0.094)
OKLCH	oklch(26.73% 0.116 305.8)
XYZ	xyz(3.0450, 1.6120, 7.9337)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340D51 #2A510D

analogous

#120D51 #340D51 #510D4C

triadic

#340D51 #51340D #0D5134

tetradic

#340D51 #51120D #2A510D #0D4C51

square

#340D51 #51120D #2A510D #0D4C51

split-complementary

#340D51 #4C510D #0D5112

monochromatic

#11041A #12051C #340D51 #561586 #781EBA

Accessibility & contrast

On white

15.88

#340D51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#340D51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340D51

15.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340D51	#FFFFFF	#000000	##FFFFFF
##340D51	1.00	15.88	1.32	15.88
#FFFFFF	15.88	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002153

Deuteranopia (green-blind)

#002250

Tritanopia (blue-blind)

#2F1E2F

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #340d51;
/* rgb */ color: rgb(52, 13, 81);
/* oklch */ color: oklch(26.7% 0.116 305.8);

Tailwind

colors: {
  custom: {
    50: '#6f5182',
    500: '#340d51',
    950: '#000000',
  },
}

SCSS

$custom: #340d51;
$custom-light: #6f5182;
$custom-dark: #000000;

JSON

{
  "hex": "#340d51",
  "rgb": {
    "r": 52,
    "g": 13,
    "b": 81
  },
  "hsl": {
    "h": 274.412,
    "s": 72.34,
    "l": 18.431
  },
  "oklch": {
    "l": 0.26731,
    "c": 0.11586,
    "h": 305.8
  },
  "luminance": 0.01612
}

Semantic roles & 50–950 ramp

primary

#340D51

secondary

#568C2E

accent

#EF3986

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020A

muted

#7B787C

Preview Lab

Preview with #340D51

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

Preview Lab → · Contrast checker → · Palette generator →