Recognised as Colour

#BB4CFE

#BB4CFE
Violet
Dark
Nearest: Blue violet

#BB4CFE is a violet with RGB values 187, 76, 254 and HSL 277°, 99%, 65%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Blue violet.

Colour values

#BB4CFE#BB4CFE

HEX#BB4CFE

RGBrgb(187, 76, 254)

RGB (0–1)0.7333, 0.298, 0.9961

RGB percentages73.3%, 29.8%, 99.6%

HSLhsl(277.4, 98.9%, 64.7%)

HSV / HSBhsv(277.4, 70.1%, 99.6%)

CMYK26.4%, 70.1%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,274,942

CSS custom property--colour: #BB4CFE;

Brightness & contrast

Relative luminance0.22889WCAG 2.x, 0 is black and 1 is white

Perceived brightness145.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.58:1

Contrast with white3.76:1WCAG normal text: Fail

Contrast with black5.58:1WCAG normal text: AA

Greyscale equivalent#707070

Inverted#44B301

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#007FFFno red cones; affects about 1% of men; ΔE 52.5 from the original

Deuteranopia#2585FAno green cones; the most common form, about 1% of men; ΔE 56.7 from the original

Tritanopia#B174A0no blue cones; rare, and affects men and women equally; ΔE 69.2 from the original

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

Contrast with white, large text3.76:1WCAG large text: AA

Contrast with black, large text5.58:1WCAG large text: AAA

Named colours

Blue violet · ΔE 14 Dark violet · ΔE 16.1 Dark orchid · ΔE 16.3 Medium orchid · ΔE 25.5 Fuchsia · ΔE 28.3 Magenta · ΔE 28.3

Nearest named CSS colourBlue violet (#8A2BE2)ΔE 13.98, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8FFE4C

Analogous#624CFE, #FE4CE8

Triadic#FEBB4C, #4CFEBB

Split complementary#E8FE4C, #4CFE62

Tetradic#FE624C, #8FFE4C, #4CE8FE

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F5E4FF

Lighter +20%#E2B1FF

Lighter +10%#CE7FFE

Darker −10%#A819FE

Darker −20%#8E01E3

Darker −30%#6E01B0

Darker −40%#4E017D

More saturated +25%#BB4BFF

Less saturated −25%#B562E7

Channel breakdown

R187

G76

B254

Red187 (73.3%)

Green76 (29.8%)

Blue254 (99.6%)

Hue277.42°

Saturation (HSL)98.89%

Lightness64.71%

Dominant channelBlue

Hex per channelR BB · G 4C · B FE

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BB4CFe (chemical formula)

Formula
121.906 g/mol
7 atoms

BB4CFe has a molar mass of 121.906 g/mol, made up of 7 atoms across 3 elements: 5 × B, 1 × C, 1 × Fe.

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Molar mass

Molar mass121.906 g/mol

Total atoms per molecule7

Distinct elements3

Mass of one molecule2.0242968 × 10^-22 g

Molecules per gram4.9399872 × 10^21

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

B44.3%

C9.9%

Fe45.8%

Boron (B × 5)54.05 g/mol, 44.337%

Carbon (C)12.011 g/mol, 9.853%

Iron (Fe)55.845 g/mol, 45.81%

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