Recognised as Colour

#BB47FB

#BB47FB
Violet
Dark
Nearest: Blue violet

#BB47FB is a violet with RGB values 187, 71, 251 and HSL 279°, 96%, 63%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#BB47FB#BB47FB

HEX#BB47FB

RGBrgb(187, 71, 251)

RGB (0–1)0.7333, 0.2784, 0.9843

RGB percentages73.3%, 27.8%, 98.4%

HSLhsl(278.7, 95.7%, 63.1%)

HSV / HSBhsv(278.7, 71.7%, 98.4%)

CMYK25.5%, 71.7%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,273,659

CSS custom property--colour: #BB47FB;

Brightness & contrast

Relative luminance0.22036WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.41:1

Contrast with white3.88:1WCAG normal text: Fail

Contrast with black5.41:1WCAG normal text: AA

Greyscale equivalent#6D6D6D

Inverted#44B804

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#007CFFno red cones; affects about 1% of men; ΔE 52 from the original

Deuteranopia#2383F7no green cones; the most common form, about 1% of men; ΔE 58.1 from the original

Tritanopia#B2709Dno blue cones; rare, and affects men and women equally; ΔE 68.9 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text3.88:1WCAG large text: AA

Contrast with black, large text5.41:1WCAG large text: AAA

Named colours

Blue violet · ΔE 13.5 Dark violet · ΔE 14.9 Dark orchid · ΔE 16.2 Medium orchid · ΔE 26 Fuchsia · ΔE 27.2 Magenta · ΔE 27.2

Nearest named CSS colourBlue violet (#8A2BE2)ΔE 13.52, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#87FB47

Analogous#6147FB, #FB47E1

Triadic#FBBB47, #47FBBB

Split complementary#E1FB47, #47FB61

Tetradic#FB6147, #87FB47, #47E1FB

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#F2DDFE

Lighter +20%#E0ABFD

Lighter +10%#CD79FC

Darker −10%#A915FA

Darker −20%#8C05D7

Darker −30%#6C04A5

Darker −40%#4B0373

More saturated +25%#BC43FF

Less saturated −25%#B45EE3

Channel breakdown

R187

G71

B251

Red187 (73.3%)

Green71 (27.8%)

Blue251 (98.4%)

Hue278.67°

Saturation (HSL)95.74%

Lightness63.14%

Dominant channelBlue

Hex per channelR BB · G 47 · B FB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BB47FB (chemical formula)

Formula
548.688 g/mol
50 atoms

BB47FB has a molar mass of 548.688 g/mol, made up of 50 atoms across 2 elements: 49 × B, 1 × F.

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Molar mass

Molar mass548.688 g/mol

Total atoms per molecule50

Distinct elements2

Mass of one molecule9.1111786 × 10^-22 g

Molecules per gram1.0975528 × 10^21

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

B96.5%

F3.5%

Boron (B × 49)529.69 g/mol, 96.538%

Fluorine (F)18.998 g/mol, 3.462%

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