Recognised as Colour

#B487CD

#B487CD
Violet
Dark
Nearest: Plum

#B487CD is a violet with RGB values 180, 135, 205 and HSL 279°, 41%, 67%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#B487CD#B487CD

HEX#B487CD

RGBrgb(180, 135, 205)

RGB (0–1)0.7059, 0.5294, 0.8039

RGB percentages70.6%, 52.9%, 80.4%

HSLhsl(278.6, 41.2%, 66.7%)

HSV / HSBhsv(278.6, 34.1%, 80.4%)

CMYK12.2%, 34.1%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,831,245

CSS custom property--colour: #B487CD;

Brightness & contrast

Relative luminance0.31439WCAG 2.x, 0 is black and 1 is white

Perceived brightness158.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.29:1

Contrast with white2.88:1WCAG normal text: Fail

Contrast with black7.29:1WCAG normal text: AAA

Greyscale equivalent#969696

Inverted#4B7832

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7B96D0no red cones; affects about 1% of men; ΔE 24.9 from the original

Deuteranopia#8699CBno green cones; the most common form, about 1% of men; ΔE 24.8 from the original

Tritanopia#B290A1no blue cones; rare, and affects men and women equally; ΔE 29.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.88:1WCAG large text: Fail

Contrast with black, large text7.29:1WCAG large text: AAA

Named colours

Plum · ΔE 13.2 Medium purple · ΔE 23 Orchid · ΔE 25.8 Violet · ΔE 28.2 Cornflower blue · ΔE 28.6 Thistle · ΔE 31.5

Nearest named CSS colourPlum (#DDA0DD)ΔE 13.21, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A0CD87

Analogous#9187CD, #CD87C3

Triadic#CDB487, #87CDB4

Split complementary#C3CD87, #87CD91

Tetradic#CD9187, #A0CD87, #87C3CD

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F8F3FA

Lighter +20%#E1CFEB

Lighter +10%#CBABDC

Darker −10%#9E63BE

Darker −20%#8546A8

Darker −30%#693784

Darker −40%#4C2860

More saturated +25%#BA72E2

Less saturated −25%#AE9CB8

Channel breakdown

R180

G135

B205

Red180 (70.6%)

Green135 (52.9%)

Blue205 (80.4%)

Hue278.57°

Saturation (HSL)41.18%

Lightness66.67%

Dominant channelBlue

Hex per channelR B4 · G 87 · B CD

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B487Cd (chemical formula)

Formula
5,376.88 g/mol
488 atoms

B487Cd has a molar mass of 5,376.88 g/mol, made up of 488 atoms across 2 elements: 487 × B, 1 × Cd.

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Molar mass

Molar mass5,376.88 g/mol

Total atoms per molecule488

Distinct elements2

Mass of one molecule8.9285193 × 10^-21 g

Molecules per gram1.1200065 × 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

B97.9%

Cd2.1%

Boron (B × 487)5,264.47 g/mol, 97.909%

Cadmium (Cd)112.41 g/mol, 2.091%

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