Recognised as Colour

#B680CB

#B680CB
Violet
Dark
Nearest: Plum

#B680CB is a violet with RGB values 182, 128, 203 and HSL 283°, 42%, 65%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Plum.

Colour values

#B680CB#B680CB

HEX#B680CB

RGBrgb(182, 128, 203)

RGB (0–1)0.7137, 0.502, 0.7961

RGB percentages71.4%, 50.2%, 79.6%

HSLhsl(283.2, 41.9%, 64.9%)

HSV / HSBhsv(283.2, 36.9%, 79.6%)

CMYK10.3%, 36.9%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,960,523

CSS custom property--colour: #B680CB;

Brightness & contrast

Relative luminance0.29695WCAG 2.x, 0 is black and 1 is white

Perceived brightness155.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.94:1

Contrast with white3.03:1WCAG normal text: Fail

Contrast with black6.94:1WCAG normal text: AA

Greyscale equivalent#919191

Inverted#497F34

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7491CEno red cones; affects about 1% of men; ΔE 28.6 from the original

Deuteranopia#8296C9no green cones; the most common form, about 1% of men; ΔE 28.9 from the original

Tritanopia#B58A9Cno blue cones; rare, and affects men and women equally; ΔE 31.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.03:1WCAG large text: AA

Contrast with black, large text6.94:1WCAG large text: AAA

Named colours

Plum · ΔE 14.9 Medium purple · ΔE 20.6 Orchid · ΔE 21.6 Violet · ΔE 24.5 Cornflower blue · ΔE 30.9 Medium orchid · ΔE 31

Nearest named CSS colourPlum (#DDA0DD)ΔE 14.92, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#95CB80

Analogous#9180CB, #CB80BA

Triadic#CBB680, #80CBB6

Split complementary#BACB80, #80CB91

Tetradic#CB9180, #95CB80, #80BACB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F4EDF7

Lighter +20%#E0C8E9

Lighter +10%#CBA4DA

Darker −10%#A15CBC

Darker −20%#8843A2

Darker −30%#69347E

Darker −40%#4B255A

More saturated +25%#C06AE1

Less saturated −25%#AC96B5

Channel breakdown

R182

G128

B203

Red182 (71.4%)

Green128 (50.2%)

Blue203 (79.6%)

Hue283.2°

Saturation (HSL)41.9%

Lightness64.9%

Dominant channelBlue

Hex per channelR B6 · G 80 · B CB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B680CB (chemical formula)

Formula
7,373.621 g/mol
682 atoms

B680CB has a molar mass of 7,373.621 g/mol, made up of 682 atoms across 2 elements: 681 × B, 1 × C.

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Molar mass

Molar mass7,373.621 g/mol

Total atoms per molecule682

Distinct elements2

Mass of one molecule1.2244186 × 10^-20 g

Molecules per gram8.1671417 × 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

B99.8%

C0.2%

Boron (B × 681)7,361.61 g/mol, 99.837%

Carbon (C)12.011 g/mol, 0.163%

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