#B551DB#B551DB

#B551DB is a mid, highly saturated purple. Relative luminance 0.208; OKLCH L 61.9% C 0.214 H 315.4°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#B551DB
RGB	rgb(181, 81, 219)
HSL	hsl(283, 66%, 59%)
HSV	hsv(283, 63%, 86%)
CMYK	cmyk(17.4%, 63%, 0%, 14.1%)
CIE-LAB	lab(52.76, 61.27, -53.40)
CIE-LCH	lch(52.76, 81.28, 318.93°)
OKLab	oklab(61.92% 0.1522 -0.1498)
OKLCH	oklch(61.92% 0.214 315.4)
XYZ	xyz(34.7827, 20.8243, 69.1914)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B551DB #77DB51

analogous

#7051DB #B551DB #DB51BC

triadic

#B551DB #DBB551 #51DBB5

tetradic

#B551DB #DB7051 #77DB51 #51BCDB

square

#B551DB #DB7051 #77DB51 #51BCDB

split-complementary

#B551DB #BCDB51 #51DB70

monochromatic

#731E93 #9B29C6 #B551DB #CB84E5 #E0B6F0

Accessibility & contrast

On white

4.07

#B551DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#B551DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #B551DB

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B551DB	#FFFFFF	#000000	##000000
##B551DB	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C78DF

Deuteranopia (green-blind)

#4F81D8

Tritanopia (blue-blind)

#B26A8F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #b551db;
/* rgb */ color: rgb(181, 81, 219);
/* oklch */ color: oklch(61.9% 0.214 315.4);

Tailwind

colors: {
  custom: {
    50: '#cf88e7',
    500: '#b551db',
    950: '#000000',
  },
}

SCSS

$custom: #b551db;
$custom-light: #cf88e7;
$custom-dark: #000000;

JSON

{
  "hex": "#b551db",
  "rgb": {
    "r": 181,
    "g": 81,
    "b": 219
  },
  "hsl": {
    "h": 283.478,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.61919,
    "c": 0.21356,
    "h": 315.4
  },
  "luminance": 0.20823
}

Semantic roles & 50–950 ramp

primary

#B551DB

secondary

#B8DFA9

accent

#E93F6E

background

#FDF8FE

surface

#FAF0FC

border

#D3CBD5

text

#140C16

muted

#837D84

Preview Lab

Preview with #B551DB

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

Preview Lab → · Contrast checker → · Palette generator →