#55309B#55309B

#55309B is a dark, vivid violet. Relative luminance 0.064; OKLCH L 41.8% C 0.164 H 294.0°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#55309B
RGB	rgb(85, 48, 155)
HSL	hsl(261, 53%, 40%)
HSV	hsv(261, 69%, 61%)
CMYK	cmyk(45.2%, 69%, 0%, 39.2%)
CIE-LAB	lab(30.43, 41.44, -52.47)
CIE-LCH	lch(30.43, 66.87, 308.30°)
OKLab	oklab(41.84% 0.0668 -0.1501)
OKLCH	oklch(41.84% 0.164 294)
XYZ	xyz(10.7181, 6.4115, 31.6768)
Luminance	0.0641 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.04

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55309B #769B30

analogous

#30409B #55309B #8B309B

triadic

#55309B #9B5530 #309B55

tetradic

#55309B #9B3040 #769B30 #309B8B

square

#55309B #9B3040 #769B30 #309B8B

split-complementary

#55309B #9B8B30 #409B30

monochromatic

#22133E #3B226C #55309B #7043C5 #9472D3

Accessibility & contrast

On white

9.20

#55309B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#55309B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #55309B

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55309B	#FFFFFF	#000000	##FFFFFF
##55309B	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00499E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#414A61

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #55309b;
/* rgb */ color: rgb(85, 48, 155);
/* oklch */ color: oklch(41.8% 0.164 294.0);

Tailwind

colors: {
  custom: {
    50: '#8b6bb9',
    500: '#55309b',
    950: '#000000',
  },
}

SCSS

$custom: #55309b;
$custom-light: #8b6bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#55309b",
  "rgb": {
    "r": 85,
    "g": 48,
    "b": 155
  },
  "hsl": {
    "h": 260.748,
    "s": 52.709,
    "l": 39.804
  },
  "oklch": {
    "l": 0.41838,
    "c": 0.16429,
    "h": 294
  },
  "luminance": 0.06412
}

Semantic roles & 50–950 ramp

primary

#55309B

secondary

#A0BB6C

accent

#DC4CAA

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0D0712

muted

#7D7A81

Preview Lab

Preview with #55309B

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

Preview Lab → · Contrast checker → · Palette generator →