#340F51#340F51

#340F51 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.0% C 0.113 H 305.4°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX	#340F51
RGB	rgb(52, 15, 81)
HSL	hsl(274, 69%, 19%)
HSV	hsv(274, 81%, 32%)
CMYK	cmyk(35.8%, 81.5%, 0%, 68.2%)
CIE-LAB	lab(13.63, 31.57, -32.49)
CIE-LCH	lch(13.63, 45.30, 314.18°)
OKLab	oklab(26.96% 0.0657 -0.0924)
OKLCH	oklch(26.96% 0.113 305.4)
XYZ	xyz(3.0719, 1.6658, 7.9427)
Luminance	0.0167 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340F51 #2C510F

analogous

#130F51 #340F51 #510F4D

triadic

#340F51 #51340F #0F5134

tetradic

#340F51 #51130F #2C510F #0F4D51

square

#340F51 #51130F #2C510F #0F4D51

split-complementary

#340F51 #4D510F #0F5113

monochromatic

#11051A #13051D #340F51 #551985 #7622B8

Accessibility & contrast

On white

15.75

#340F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#340F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340F51

15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340F51	#FFFFFF	#000000	##FFFFFF
##340F51	1.00	15.75	1.33	15.75
#FFFFFF	15.75	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002253

Deuteranopia (green-blind)

#002350

Tritanopia (blue-blind)

#2F1F2F

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #340f51;
/* rgb */ color: rgb(52, 15, 81);
/* oklch */ color: oklch(27.0% 0.113 305.4);

Tailwind

colors: {
  custom: {
    50: '#6f5282',
    500: '#340f51',
    950: '#000000',
  },
}

SCSS

$custom: #340f51;
$custom-light: #6f5282;
$custom-dark: #000000;

JSON

{
  "hex": "#340f51",
  "rgb": {
    "r": 52,
    "g": 15,
    "b": 81
  },
  "hsl": {
    "h": 273.636,
    "s": 68.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.26958,
    "c": 0.11343,
    "h": 305.4
  },
  "luminance": 0.01666
}

Semantic roles & 50–950 ramp

primary

#340F51

secondary

#588B31

accent

#EC3C89

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020A

muted

#7B787C

Preview Lab

Preview with #340F51

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

Preview Lab → · Contrast checker → · Palette generator →