#340B52#340B52

#340B52 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.6% C 0.119 H 305.6°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#340B52
RGB	rgb(52, 11, 82)
HSL	hsl(275, 76%, 18%)
HSV	hsv(275, 87%, 32%)
CMYK	cmyk(36.6%, 86.6%, 0%, 67.8%)
CIE-LAB	lab(13.10, 33.61, -34.03)
CIE-LCH	lch(13.10, 47.83, 314.64°)
OKLab	oklab(26.62% 0.0694 -0.0969)
OKLCH	oklch(26.62% 0.119 305.6)
XYZ	xyz(3.0585, 1.5786, 8.1246)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.01

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340B52 #29520B

analogous

#100B52 #340B52 #520B4C

triadic

#340B52 #52340B #0B5234

tetradic

#340B52 #52100B #29520B #0B4C52

square

#340B52 #52100B #29520B #0B4C52

split-complementary

#340B52 #4C520B #0B5210

monochromatic

#11041B #12041C #340B52 #561288 #7819BE

Accessibility & contrast

On white

15.96

#340B52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#340B52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340B52

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340B52	#FFFFFF	#000000	##FFFFFF
##340B52	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)

#002154

Deuteranopia (green-blind)

#002251

Tritanopia (blue-blind)

#2E1E2F

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #340b52;
/* rgb */ color: rgb(52, 11, 82);
/* oklch */ color: oklch(26.6% 0.119 305.6);

Tailwind

colors: {
  custom: {
    50: '#6f5083',
    500: '#340b52',
    950: '#000000',
  },
}

SCSS

$custom: #340b52;
$custom-light: #6f5083;
$custom-dark: #000000;

JSON

{
  "hex": "#340b52",
  "rgb": {
    "r": 52,
    "g": 11,
    "b": 82
  },
  "hsl": {
    "h": 274.648,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.26617,
    "c": 0.11921,
    "h": 305.6
  },
  "luminance": 0.01579
}

Semantic roles & 50–950 ramp

primary

#340B52

secondary

#558E2B

accent

#F33585

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #340B52

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

Preview Lab → · Contrast checker → · Palette generator →