#5B307E#5B307E

#5B307E is a dark, vivid violet. Relative luminance 0.058; OKLCH L 40.3% C 0.130 H 306.9°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#5B307E
RGB	rgb(91, 48, 126)
HSL	hsl(273, 45%, 34%)
HSV	hsv(273, 62%, 49%)
CMYK	cmyk(27.8%, 61.9%, 0%, 50.6%)
CIE-LAB	lab(29.02, 35.00, -36.79)
CIE-LCH	lch(29.02, 50.78, 313.57°)
OKLab	oklab(40.31% 0.078 -0.1038)
OKLCH	oklch(40.31% 0.13 306.9)
XYZ	xyz(9.1364, 5.8445, 20.3814)
Luminance	0.0584 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B307E #537E30

analogous

#34307E #5B307E #7E307A

triadic

#5B307E #7E5B30 #307E5B

tetradic

#5B307E #7E3430 #537E30 #307A7E

square

#5B307E #7E3430 #537E30 #307A7E

split-complementary

#5B307E #7A7E30 #307E34

monochromatic

#1B0E25 #3B1F52 #5B307E #7B41AA #9964C4

Accessibility & contrast

On white

9.68

#5B307E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#5B307E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B307E

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B307E	#FFFFFF	#000000	##FFFFFF
##5B307E	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E4380

Deuteranopia (green-blind)

#22457C

Tritanopia (blue-blind)

#553F52

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #5b307e;
/* rgb */ color: rgb(91, 48, 126);
/* oklch */ color: oklch(40.3% 0.130 306.9);

Tailwind

colors: {
  custom: {
    50: '#8c6ba4',
    500: '#5b307e',
    950: '#000000',
  },
}

SCSS

$custom: #5b307e;
$custom-light: #8c6ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b307e",
  "rgb": {
    "r": 91,
    "g": 48,
    "b": 126
  },
  "hsl": {
    "h": 273.077,
    "s": 44.828,
    "l": 34.118
  },
  "oklch": {
    "l": 0.40305,
    "c": 0.12986,
    "h": 306.9
  },
  "luminance": 0.05844
}

Semantic roles & 50–950 ramp

primary

#5B307E

secondary

#81AB5F

accent

#D5538D

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C070F

muted

#7D7A7F

Preview Lab

Preview with #5B307E

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

Preview Lab → · Contrast checker → · Palette generator →