#340F4B#340F4B

#340F4B is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.4% C 0.106 H 309.0°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#340F4B
RGB	rgb(52, 15, 75)
HSL	hsl(277, 67%, 18%)
HSV	hsv(277, 80%, 29%)
CMYK	cmyk(30.7%, 80%, 0%, 70.6%)
CIE-LAB	lab(13.11, 30.00, -29.20)
CIE-LCH	lch(13.11, 41.87, 315.77°)
OKLab	oklab(26.43% 0.067 -0.0828)
OKLCH	oklch(26.43% 0.107 309)
XYZ	xyz(2.8567, 1.5798, 6.8097)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340F4B #264B0F

analogous

#160F4B #340F4B #4B0F44

triadic

#340F4B #4B340F #0F4B34

tetradic

#340F4B #4B160F #264B0F #0F444B

square

#340F4B #4B160F #264B0F #0F444B

split-complementary

#340F4B #444B0F #0F4B16

monochromatic

#12051A #12051A #340F4B #57197E #7B23B1

Accessibility & contrast

On white

15.96

#340F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#340F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340F4B

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340F4B	#FFFFFF	#000000	##FFFFFF
##340F4B	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204D

Deuteranopia (green-blind)

#02224A

Tritanopia (blue-blind)

#311D2C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #340f4b;
/* rgb */ color: rgb(52, 15, 75);
/* oklch */ color: oklch(26.4% 0.106 309.0);

Tailwind

colors: {
  custom: {
    50: '#6e517e',
    500: '#340f4b',
    950: '#000000',
  },
}

SCSS

$custom: #340f4b;
$custom-light: #6e517e;
$custom-dark: #000000;

JSON

{
  "hex": "#340f4b",
  "rgb": {
    "r": 52,
    "g": 15,
    "b": 75
  },
  "hsl": {
    "h": 277,
    "s": 66.667,
    "l": 17.647
  },
  "oklch": {
    "l": 0.26427,
    "c": 0.1065,
    "h": 309
  },
  "luminance": 0.0158
}

Semantic roles & 50–950 ramp

primary

#340F4B

secondary

#518530

accent

#EA3E80

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#07020A

muted

#7A787C

Preview Lab

Preview with #340F4B

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

Preview Lab → · Contrast checker → · Palette generator →