Recognised as Colour

#BA66CD

#BA66CD
Violet
Dark
Nearest: Orchid

#BA66CD is a violet with RGB values 186, 102, 205 and HSL 289°, 51%, 60%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Orchid.

Colour values

#BA66CD#BA66CD

HEX#BA66CD

RGBrgb(186, 102, 205)

RGB (0–1)0.7294, 0.4, 0.8039

RGB percentages72.9%, 40%, 80.4%

HSLhsl(288.9, 50.7%, 60.2%)

HSV / HSBhsv(288.9, 50.2%, 80.4%)

CMYK9.3%, 50.2%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,216,013

CSS custom property--colour: #BA66CD;

Brightness & contrast

Relative luminance0.2435WCAG 2.x, 0 is black and 1 is white

Perceived brightness145.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.87:1

Contrast with white3.58:1WCAG normal text: Fail

Contrast with black5.87:1WCAG normal text: AA

Greyscale equivalent#7F7F7F

Inverted#459932

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5481D0no red cones; affects about 1% of men; ΔE 41.5 from the original

Deuteranopia#6E8ACAno green cones; the most common form, about 1% of men; ΔE 42.6 from the original

Tritanopia#BB7490no blue cones; rare, and affects men and women equally; ΔE 40.4 from the original

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

Contrast with white, large text3.58:1WCAG large text: AA

Contrast with black, large text5.87:1WCAG large text: AAA

Named colours

Orchid · ΔE 10 Medium orchid · ΔE 12.6 Violet · ΔE 15.1 Medium purple · ΔE 16.6 Slate blue · ΔE 25.3 Rebecca purple · ΔE 25.6

Nearest named CSS colourOrchid (#DA70D6)ΔE 9.98, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#79CD66

Analogous#8666CD, #CD66AD

Triadic#CDBA66, #66CDBA

Split complementary#ADCD66, #66CD86

Tetradic#CD8666, #79CD66, #66ADCD

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#EED9F3

Lighter +20%#DDB3E6

Lighter +10%#CB8CDA

Darker −10%#A940C0

Darker −20%#87329B

Darker −30%#662674

Darker −40%#44194E

More saturated +25%#CA4DE6

Less saturated −25%#AA7FB4

Channel breakdown

R186

G102

B205

Red186 (72.9%)

Green102 (40%)

Blue205 (80.4%)

Hue288.93°

Saturation (HSL)50.74%

Lightness60.2%

Dominant channelBlue

Hex per channelR BA · G 66 · B CD

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ba66Cd (chemical formula)

Formula
9,176.19 g/mol
67 atoms

Ba66Cd has a molar mass of 9,176.19 g/mol, made up of 67 atoms across 2 elements: 66 × Ba, 1 × Cd.

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Molar mass

Molar mass9,176.19 g/mol

Total atoms per molecule67

Distinct elements2

Mass of one molecule1.5237422 × 10^-20 g

Molecules per gram6.56279 × 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

Ba98.8%

Cd1.2%

Barium (Ba × 66)9,063.78 g/mol, 98.775%

Cadmium (Cd)112.41 g/mol, 1.225%

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Elements in this formula

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