#340D58#340D58

#340D58 is a dark, vivid violet. Relative luminance 0.017; OKLCH L 27.4% C 0.124 H 302.1°. Best body text is #FFFFFF at 15.62:1 contrast (WCAG AA passes).

Color values

HEX	#340D58
RGB	rgb(52, 13, 88)
HSL	hsl(271, 74%, 20%)
HSV	hsv(271, 85%, 35%)
CMYK	cmyk(40.9%, 85.2%, 0%, 65.5%)
CIE-LAB	lab(13.96, 34.33, -36.70)
CIE-LCH	lch(13.96, 50.26, 313.09°)
OKLab	oklab(27.39% 0.0657 -0.1048)
OKLCH	oklch(27.39% 0.124 302.1)
XYZ	xyz(3.3211, 1.7225, 9.3881)
Luminance	0.0172 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.91

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340D58 #31580D

analogous

#0F0D58 #340D58 #580D57

triadic

#340D58 #58340D #0D5834

tetradic

#340D58 #580F0D #31580D #0D5758

square

#340D58 #580F0D #31580D #0D5758

split-complementary

#340D58 #57580D #0D580F

monochromatic

#10041B #140523 #340D58 #54158D #731DC3

Accessibility & contrast

On white

15.62

#340D58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#340D58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340D58

15.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340D58	#FFFFFF	#000000	##FFFFFF
##340D58	1.00	15.62	1.34	15.62
#FFFFFF	15.62	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235A

Deuteranopia (green-blind)

#002357

Tritanopia (blue-blind)

#2C2133

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #340d58;
/* rgb */ color: rgb(52, 13, 88);
/* oklch */ color: oklch(27.4% 0.124 302.1);

Tailwind

colors: {
  custom: {
    50: '#705188',
    500: '#340d58',
    950: '#000000',
  },
}

SCSS

$custom: #340d58;
$custom-light: #705188;
$custom-dark: #000000;

JSON

{
  "hex": "#340d58",
  "rgb": {
    "r": 52,
    "g": 13,
    "b": 88
  },
  "hsl": {
    "h": 271.2,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.27392,
    "c": 0.12372,
    "h": 302.1
  },
  "luminance": 0.01722
}

Semantic roles & 50–950 ramp

primary

#340D58

secondary

#5E932E

accent

#F13790

background

#F7F4F8

surface

#EDE7F0

border

#C8C3CB

text

#08020B

muted

#7B787C

Preview Lab

Preview with #340D58

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

Preview Lab → · Contrast checker → · Palette generator →