#5B309E#5B309E

#5B309E is a dark, vivid violet. Relative luminance 0.068; OKLCH L 42.7% C 0.168 H 296.5°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#5B309E
RGB	rgb(91, 48, 158)
HSL	hsl(263, 53%, 40%)
HSV	hsv(263, 70%, 62%)
CMYK	cmyk(42.4%, 69.6%, 0%, 38%)
CIE-LAB	lab(31.36, 43.45, -52.75)
CIE-LCH	lch(31.36, 68.34, 309.48°)
OKLab	oklab(42.74% 0.0751 -0.1507)
OKLCH	oklch(42.74% 0.168 296.5)
XYZ	xyz(11.5413, 6.8064, 33.0468)
Luminance	0.0681 (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

#5B309E #739E30

analogous

#303C9E #5B309E #92309E

triadic

#5B309E #9E5B30 #309E5B

tetradic

#5B309E #9E303C #739E30 #309E92

square

#5B309E #9E303C #739E30 #309E92

split-complementary

#5B309E #9E9230 #3C9E30

monochromatic

#251340 #40226F #5B309E #7745C6 #9A74D5

Accessibility & contrast

On white

8.89

#5B309E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#5B309E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B309E

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B309E	#FFFFFF	#000000	##FFFFFF
##5B309E	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA1

Deuteranopia (green-blind)

#00489C

Tritanopia (blue-blind)

#4A4B63

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #5b309e;
/* rgb */ color: rgb(91, 48, 158);
/* oklch */ color: oklch(42.7% 0.168 296.5);

Tailwind

colors: {
  custom: {
    50: '#8f6cbb',
    500: '#5b309e',
    950: '#000000',
  },
}

SCSS

$custom: #5b309e;
$custom-light: #8f6cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#5b309e",
  "rgb": {
    "r": 91,
    "g": 48,
    "b": 158
  },
  "hsl": {
    "h": 263.455,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.4274,
    "c": 0.16836,
    "h": 296.5
  },
  "luminance": 0.06807
}

Semantic roles & 50–950 ramp

primary

#5B309E

secondary

#9EBD6D

accent

#DD4BA4

background

#F9F6FB

surface

#F1EBF6

border

#CBC6D0

text

#0D0712

muted

#7E7A81

Preview Lab

Preview with #5B309E

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

Preview Lab → · Contrast checker → · Palette generator →