#5B339B#5B339B

#5B339B is a dark, vivid violet. Relative luminance 0.070; OKLCH L 42.9% C 0.161 H 296.7°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#5B339B
RGB	rgb(91, 51, 155)
HSL	hsl(263, 50%, 40%)
HSV	hsv(263, 67%, 61%)
CMYK	cmyk(41.3%, 67.1%, 0%, 39.2%)
CIE-LAB	lab(31.71, 41.02, -50.36)
CIE-LCH	lch(31.71, 64.95, 309.17°)
OKLab	oklab(42.92% 0.0723 -0.1437)
OKLCH	oklch(42.92% 0.161 296.7)
XYZ	xyz(11.4131, 6.9581, 31.7457)
Luminance	0.0696 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B339B #739B33

analogous

#333F9B #5B339B #8F339B

triadic

#5B339B #9B5B33 #339B5B

tetradic

#5B339B #9B333F #739B33 #339B8F

square

#5B339B #9B333F #739B33 #339B8F

split-complementary

#5B339B #9B8F33 #3F9B33

monochromatic

#25153F #40246D #5B339B #7748C3 #9A76D2

Accessibility & contrast

On white

8.78

#5B339B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#5B339B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B339B

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B339B	#FFFFFF	#000000	##FFFFFF
##5B339B	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B9E

Deuteranopia (green-blind)

#004999

Tritanopia (blue-blind)

#4B4B62

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #5b339b;
/* rgb */ color: rgb(91, 51, 155);
/* oklch */ color: oklch(42.9% 0.161 296.7);

Tailwind

colors: {
  custom: {
    50: '#8f6db9',
    500: '#5b339b',
    950: '#000000',
  },
}

SCSS

$custom: #5b339b;
$custom-light: #8f6db9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b339b",
  "rgb": {
    "r": 91,
    "g": 51,
    "b": 155
  },
  "hsl": {
    "h": 263.077,
    "s": 50.485,
    "l": 40.392
  },
  "oklch": {
    "l": 0.42917,
    "c": 0.16083,
    "h": 296.7
  },
  "luminance": 0.06958
}

Semantic roles & 50–950 ramp

primary

#5B339B

secondary

#9EBA6F

accent

#DA4EA4

background

#F9F6FB

surface

#F1ECF6

border

#CBC7D0

text

#0D0712

muted

#7E7A81

Preview Lab

Preview with #5B339B

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

Preview Lab → · Contrast checker → · Palette generator →