#5B337F#5B337F

#5B337F is a dark, vivid violet. Relative luminance 0.061; OKLCH L 40.8% C 0.126 H 305.8°. Best body text is #FFFFFF at 9.44:1 contrast (WCAG AA passes).

Color values

HEX	#5B337F
RGB	rgb(91, 51, 127)
HSL	hsl(272, 43%, 35%)
HSV	hsv(272, 60%, 50%)
CMYK	cmyk(28.3%, 59.8%, 0%, 50.2%)
CIE-LAB	lab(29.72, 33.55, -36.29)
CIE-LCH	lch(29.72, 49.42, 312.75°)
OKLab	oklab(40.84% 0.0739 -0.1023)
OKLCH	oklch(40.84% 0.126 305.8)
XYZ	xyz(9.3282, 6.1242, 20.7652)
Luminance	0.0612 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B337F #577F33

analogous

#35337F #5B337F #7F337D

triadic

#5B337F #7F5B33 #337F5B

tetradic

#5B337F #7F3533 #577F33 #337D7F

square

#5B337F #7F3533 #577F33 #337D7F

split-complementary

#5B337F #7D7F33 #337F35

monochromatic

#1C1028 #3C2153 #5B337F #7A45AB #9969C3

Accessibility & contrast

On white

9.44

#5B337F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#5B337F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B337F

9.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B337F	#FFFFFF	#000000	##FFFFFF
##5B337F	1.00	9.44	2.22	9.44
#FFFFFF	9.44	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154581

Deuteranopia (green-blind)

#25467D

Tritanopia (blue-blind)

#554254

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #5b337f;
/* rgb */ color: rgb(91, 51, 127);
/* oklch */ color: oklch(40.8% 0.126 305.8);

Tailwind

colors: {
  custom: {
    50: '#8c6ca4',
    500: '#5b337f',
    950: '#000000',
  },
}

SCSS

$custom: #5b337f;
$custom-light: #8c6ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b337f",
  "rgb": {
    "r": 91,
    "g": 51,
    "b": 127
  },
  "hsl": {
    "h": 271.579,
    "s": 42.697,
    "l": 34.902
  },
  "oklch": {
    "l": 0.40842,
    "c": 0.12625,
    "h": 305.8
  },
  "luminance": 0.06124
}

Semantic roles & 50–950 ramp

primary

#5B337F

secondary

#85AB63

accent

#D25591

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C070F

muted

#7D7A7F

Preview Lab

Preview with #5B337F

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

Preview Lab → · Contrast checker → · Palette generator →