Recognised as Colour

#B72CDB

#B72CDB
Violet
Dark
Nearest: Dark orchid

#B72CDB is a violet with RGB values 183, 44, 219 and HSL 288°, 71%, 52%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Dark orchid.

Colour values

#B72CDB#B72CDB

HEX#B72CDB

RGBrgb(183, 44, 219)

RGB (0–1)0.7176, 0.1725, 0.8588

RGB percentages71.8%, 17.3%, 85.9%

HSLhsl(287.7, 70.9%, 51.6%)

HSV / HSBhsv(287.7, 79.9%, 85.9%)

CMYK16.4%, 79.9%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,004,571

CSS custom property--colour: #B72CDB;

Brightness & contrast

Relative luminance0.16983WCAG 2.x, 0 is black and 1 is white

Perceived brightness128.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.78:1

Contrast with white4.78:1WCAG normal text: AA

Contrast with black4.4:1WCAG normal text: Fail

Greyscale equivalent#565656

Inverted#48D324

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006AE0no red cones; affects about 1% of men; ΔE 55 from the original

Deuteranopia#3477D7no green cones; the most common form, about 1% of men; ΔE 63.4 from the original

Tritanopia#B65585no blue cones; rare, and affects men and women equally; ΔE 60.8 from the original

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

Contrast with white, large text4.78:1WCAG large text: AAA

Contrast with black, large text4.4:1WCAG large text: AA

Named colours

Dark orchid · ΔE 11.2 Dark violet · ΔE 13.1 Blue violet · ΔE 16.3 Medium orchid · ΔE 21.6 Fuchsia · ΔE 25.9 Magenta · ΔE 25.9

Nearest named CSS colourDark orchid (#9932CC)ΔE 11.24, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#50DB2C

Analogous#602CDB, #DB2CA7

Triadic#DBB72C, #2CDBB7

Split complementary#A8DB2C, #2CDB5F

Tetradic#DB5F2C, #50DB2C, #2CA8DB

Tints, shades & saturation

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

Lighter +40%#F2DAF9

Lighter +30%#E4AFF1

Lighter +20%#D583EA

Lighter +10%#C658E2

Darker −10%#961FB5

Darker −20%#72178A

Darker −30%#4E105E

Darker −40%#2A0932

More saturated +25%#C90DFA

Less saturated −25%#A54BBC

Channel breakdown

R183

G44

B219

Red183 (71.8%)

Green44 (17.3%)

Blue219 (85.9%)

Hue287.66°

Saturation (HSL)70.85%

Lightness51.57%

Dominant channelBlue

Hex per channelR B7 · G 2C · B DB

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B72CdB (chemical formula)

Formula
901.54 g/mol
74 atoms

B72CdB has a molar mass of 901.54 g/mol, made up of 74 atoms across 2 elements: 73 × B, 1 × Cd.

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Molar mass

Molar mass901.54 g/mol

Total atoms per molecule74

Distinct elements2

Mass of one molecule1.4970424 × 10^-21 g

Molecules per gram6.6798376 × 10^20

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

B87.5%

Cd12.5%

Boron (B × 73)789.13 g/mol, 87.531%

Cadmium (Cd)112.41 g/mol, 12.469%

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Elements in this formula

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