#43309B#43309B

#43309B is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.1% C 0.165 H 284.2°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#43309B
RGB	rgb(67, 48, 155)
HSL	hsl(251, 53%, 40%)
HSV	hsv(251, 69%, 61%)
CMYK	cmyk(56.8%, 69%, 0%, 39.2%)
CIE-LAB	lab(28.57, 38.17, -55.58)
CIE-LCH	lch(28.57, 67.42, 304.48°)
OKLab	oklab(40.07% 0.0406 -0.1598)
OKLCH	oklch(40.07% 0.165 284.2)
XYZ	xyz(9.2863, 5.6732, 31.6097)
Luminance	0.0567 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43309B #889B30

analogous

#30539B #43309B #78309B

triadic

#43309B #9B4330 #309B43

tetradic

#43309B #9B3053 #889B30 #309B78

square

#43309B #9B3053 #889B30 #309B78

split-complementary

#43309B #9B7830 #539B30

monochromatic

#1B133E #2F226C #43309B #5A43C5 #8372D3

Accessibility & contrast

On white

9.84

#43309B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#43309B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43309B

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43309B	#FFFFFF	#000000	##FFFFFF
##43309B	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#194C61

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #43309b;
/* rgb */ color: rgb(67, 48, 155);
/* oklch */ color: oklch(40.1% 0.165 284.2);

Tailwind

colors: {
  custom: {
    50: '#816ab9',
    500: '#43309b',
    950: '#000000',
  },
}

SCSS

$custom: #43309b;
$custom-light: #816ab9;
$custom-dark: #000000;

JSON

{
  "hex": "#43309b",
  "rgb": {
    "r": 67,
    "g": 48,
    "b": 155
  },
  "hsl": {
    "h": 250.654,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.40067,
    "c": 0.16492,
    "h": 284.2
  },
  "luminance": 0.05674
}

Semantic roles & 50–950 ramp

primary

#43309B

secondary

#ADBB6C

accent

#DC4CC2

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #43309B

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

Preview Lab → · Contrast checker → · Palette generator →