#5B307B#5B307B

#5B307B is a dark, vivid violet. Relative luminance 0.058; OKLCH L 40.1% C 0.126 H 308.2°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#5B307B
RGB	rgb(91, 48, 123)
HSL	hsl(274, 44%, 34%)
HSV	hsv(274, 61%, 48%)
CMYK	cmyk(26%, 61%, 0%, 51.8%)
CIE-LAB	lab(28.82, 34.25, -35.22)
CIE-LCH	lch(28.82, 49.13, 314.20°)
OKLab	oklab(40.1% 0.078 -0.0992)
OKLCH	oklch(40.1% 0.126 308.2)
XYZ	xyz(8.9458, 5.7682, 19.3772)
Luminance	0.0577 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B307B #507B30

analogous

#35307B #5B307B #7B3075

triadic

#5B307B #7B5B30 #307B5B

tetradic

#5B307B #7B3530 #507B30 #30757B

square

#5B307B #7B3530 #507B30 #30757B

split-complementary

#5B307B #757B30 #307B35

monochromatic

#1A0E23 #3A1F4F #5B307B #7C41A7 #9A63C2

Accessibility & contrast

On white

9.75

#5B307B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#5B307B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B307B

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B307B	#FFFFFF	#000000	##FFFFFF
##5B307B	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13427D

Deuteranopia (green-blind)

#254479

Tritanopia (blue-blind)

#563E50

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #5b307b;
/* rgb */ color: rgb(91, 48, 123);
/* oklch */ color: oklch(40.1% 0.126 308.2);

Tailwind

colors: {
  custom: {
    50: '#8c6aa2',
    500: '#5b307b',
    950: '#000000',
  },
}

SCSS

$custom: #5b307b;
$custom-light: #8c6aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b307b",
  "rgb": {
    "r": 91,
    "g": 48,
    "b": 123
  },
  "hsl": {
    "h": 274.4,
    "s": 43.86,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40098,
    "c": 0.12621,
    "h": 308.2
  },
  "luminance": 0.05768
}

Semantic roles & 50–950 ramp

primary

#5B307B

secondary

#7EA95D

accent

#D4548B

background

#F8F6FA

surface

#F0EBF3

border

#CBC6CD

text

#0C070F

muted

#7D7A7F

Preview Lab

Preview with #5B307B

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

Preview Lab → · Contrast checker → · Palette generator →