Recognised as Colour

#B599FB

#B599FB
Violet
Dark
Nearest: Medium purple

#B599FB is a violet with RGB values 181, 153, 251 and HSL 257°, 92%, 79%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Medium purple.

Colour values

#B599FB#B599FB

HEX#B599FB

RGBrgb(181, 153, 251)

RGB (0–1)0.7098, 0.6, 0.9843

RGB percentages71%, 60%, 98.4%

HSLhsl(257.1, 92.5%, 79.2%)

HSV / HSBhsv(257.1, 39%, 98.4%)

CMYK27.9%, 39%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,901,435

CSS custom property--colour: #B599FB;

Brightness & contrast

Relative luminance0.39571WCAG 2.x, 0 is black and 1 is white

Perceived brightness175.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.91:1

Contrast with white2.36:1WCAG normal text: Fail

Contrast with black8.91:1WCAG normal text: AAA

Greyscale equivalent#A6A6A6

Inverted#4A6604

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7EA9FFno red cones; affects about 1% of men; ΔE 22 from the original

Deuteranopia#82A8F8no green cones; the most common form, about 1% of men; ΔE 22.5 from the original

Tritanopia#A6AABEno blue cones; rare, and affects men and women equally; ΔE 44.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.36:1WCAG large text: Fail

Contrast with black, large text8.91:1WCAG large text: AAA

Named colours

Medium purple · ΔE 16.2 Cornflower blue · ΔE 22.9 Plum · ΔE 23.7 Violet · ΔE 27 Slate blue · ΔE 27.5 Orchid · ΔE 27.6

Nearest named CSS colourMedium purple (#9370DB)ΔE 16.2, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DFFB99

Analogous#99AEFB, #E699FB

Triadic#FBB599, #99FBB5

Split complementary#FBE699, #AEFB99

Tetradic#FB99AE, #DFFB99, #99FBE6

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FCFBFF

Lighter +10%#D9CAFD

Darker −10%#9168F9

Darker −20%#6E37F7

Darker −30%#4C09F2

Darker −40%#3C08C0

More saturated +25%#B395FF

Less saturated −25%#BBA6EE

Channel breakdown

R181

G153

B251

Red181 (71%)

Green153 (60%)

Blue251 (98.4%)

Hue257.14°

Saturation (HSL)92.45%

Lightness79.22%

Dominant channelBlue

Hex per channelR B5 · G 99 · B FB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B599FB (chemical formula)

Formula
6,504.998 g/mol
601 atoms

B599FB has a molar mass of 6,504.998 g/mol, made up of 601 atoms across 2 elements: 600 × B, 1 × F.

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Molar mass

Molar mass6,504.998 g/mol

Total atoms per molecule601

Distinct elements2

Mass of one molecule1.0801803 × 10^-20 g

Molecules per gram9.2577135 × 10^19

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

B99.7%

F0.3%

Boron (B × 600)6,486 g/mol, 99.708%

Fluorine (F)18.998 g/mol, 0.292%

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