Recognised as Colour

#B180CD

#B180CD
Violet
Dark
Nearest: Plum

#B180CD is a violet with RGB values 177, 128, 205 and HSL 278°, 44%, 65%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Plum.

Colour values

#B180CD#B180CD

HEX#B180CD

RGBrgb(177, 128, 205)

RGB (0–1)0.6941, 0.502, 0.8039

RGB percentages69.4%, 50.2%, 80.4%

HSLhsl(278.2, 43.5%, 65.3%)

HSV / HSBhsv(278.2, 37.6%, 80.4%)

CMYK13.7%, 37.6%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,632,845

CSS custom property--colour: #B180CD;

Brightness & contrast

Relative luminance0.29193WCAG 2.x, 0 is black and 1 is white

Perceived brightness154.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.84:1

Contrast with white3.07:1WCAG normal text: Fail

Contrast with black6.84:1WCAG normal text: AA

Greyscale equivalent#909090

Inverted#4E7F32

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7290D0no red cones; affects about 1% of men; ΔE 26.8 from the original

Deuteranopia#7E94CBno green cones; the most common form, about 1% of men; ΔE 27.1 from the original

Tritanopia#AF8B9Dno blue cones; rare, and affects men and women equally; ΔE 32.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.07:1WCAG large text: AA

Contrast with black, large text6.84:1WCAG large text: AAA

Named colours

Plum · ΔE 16.3 Medium purple · ΔE 18.9 Orchid · ΔE 22.5 Violet · ΔE 25.3 Cornflower blue · ΔE 29 Slate blue · ΔE 29.8

Nearest named CSS colourPlum (#DDA0DD)ΔE 16.34, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9CCD80

Analogous#8B80CD, #CD80C2

Triadic#CDB180, #80CDB1

Split complementary#C3CD80, #80CD8B

Tetradic#CD8B80, #9CCD80, #80C2CD

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F4EEF8

Lighter +20%#DEC9EA

Lighter +10%#C7A5DB

Darker −10%#9B5BBF

Darker −20%#8141A6

Darker −30%#653381

Darker −40%#48245D

More saturated +25%#B76AE3

Less saturated −25%#AB96B7

Channel breakdown

R177

G128

B205

Red177 (69.4%)

Green128 (50.2%)

Blue205 (80.4%)

Hue278.18°

Saturation (HSL)43.5%

Lightness65.29%

Dominant channelBlue

Hex per channelR B1 · G 80 · B CD

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B180Cd (chemical formula)

Formula
2,058.21 g/mol
181 atoms

B180Cd has a molar mass of 2,058.21 g/mol, made up of 181 atoms across 2 elements: 180 × B, 1 × Cd.

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Molar mass

Molar mass2,058.21 g/mol

Total atoms per molecule181

Distinct elements2

Mass of one molecule3.4177381 × 10^-21 g

Molecules per gram2.9259117 × 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

B94.5%

Cd5.5%

Boron (B × 180)1,945.8 g/mol, 94.538%

Cadmium (Cd)112.41 g/mol, 5.462%

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