#5B337D#5B337D

#5B337D is a dark, vivid violet. Relative luminance 0.061; OKLCH L 40.7% C 0.124 H 306.7°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#5B337D
RGB	rgb(91, 51, 125)
HSL	hsl(272, 42%, 35%)
HSV	hsv(272, 59%, 49%)
CMYK	cmyk(27.2%, 59.2%, 0%, 51%)
CIE-LAB	lab(29.59, 33.04, -35.24)
CIE-LCH	lch(29.59, 48.30, 313.15°)
OKLab	oklab(40.71% 0.0739 -0.0993)
OKLCH	oklch(40.71% 0.124 306.7)
XYZ	xyz(9.1991, 6.0726, 20.0856)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 9.45

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B337D #557D33

analogous

#36337D #5B337D #7D337A

triadic

#5B337D #7D5B33 #337D5B

tetradic

#5B337D #7D3633 #557D33 #337A7D

square

#5B337D #7D3633 #557D33 #337A7D

split-complementary

#5B337D #7A7D33 #337D36

monochromatic

#1C1026 #3B2152 #5B337D #7B45A8 #9969C2

Accessibility & contrast

On white

9.48

#5B337D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#5B337D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B337D

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B337D	#FFFFFF	#000000	##FFFFFF
##5B337D	1.00	9.48	2.21	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17447F

Deuteranopia (green-blind)

#27467B

Tritanopia (blue-blind)

#564153

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #5b337d;
/* rgb */ color: rgb(91, 51, 125);
/* oklch */ color: oklch(40.7% 0.124 306.7);

Tailwind

colors: {
  custom: {
    50: '#8c6ca3',
    500: '#5b337d',
    950: '#000000',
  },
}

SCSS

$custom: #5b337d;
$custom-light: #8c6ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b337d",
  "rgb": {
    "r": 91,
    "g": 51,
    "b": 125
  },
  "hsl": {
    "h": 272.432,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.40706,
    "c": 0.12375,
    "h": 306.7
  },
  "luminance": 0.06072
}

Semantic roles & 50–950 ramp

primary

#5B337D

secondary

#83AA62

accent

#D2568F

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C070F

muted

#7D7A7F

Preview Lab

Preview with #5B337D

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

Preview Lab → · Contrast checker → · Palette generator →