Recognised as Colour

#B13CCD

#B13CCD
Violet
Dark
Nearest: Dark orchid

#B13CCD is a violet with RGB values 177, 60, 205 and HSL 288°, 59%, 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

#B13CCD#B13CCD

HEX#B13CCD

RGBrgb(177, 60, 205)

RGB (0–1)0.6941, 0.2353, 0.8039

RGB percentages69.4%, 23.5%, 80.4%

HSLhsl(288.4, 59.2%, 52%)

HSV / HSBhsv(288.4, 70.7%, 80.4%)

CMYK13.7%, 70.7%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,615,437

CSS custom property--colour: #B13CCD;

Brightness & contrast

Relative luminance0.16987WCAG 2.x, 0 is black and 1 is white

Perceived brightness127.6 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#5F5F5F

Inverted#4EC332

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#006BD1no red cones; affects about 1% of men; ΔE 52.9 from the original

Deuteranopia#4676CAno green cones; the most common form, about 1% of men; ΔE 55.9 from the original

Tritanopia#B15881no blue cones; rare, and affects men and women equally; ΔE 53 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 9 Medium orchid · ΔE 10.5 Dark magenta · ΔE 21.3 Dark violet · ΔE 22.1 Blue violet · ΔE 23.2 Purple · ΔE 25.6

Nearest named CSS colourDark orchid (#9932CC)ΔE 8.97, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#58CD3C

Analogous#683CCD, #CD3CA1

Triadic#CDB13C, #3CCDB1

Split complementary#A1CD3C, #3CCD68

Tetradic#CD683C, #58CD3C, #3CA1CD

Tints, shades & saturation

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

Lighter +40%#F2DEF7

Lighter +30%#E2B6EC

Lighter +20%#D18DE2

Lighter +10%#C165D7

Darker −10%#922CAA

Darker −20%#6F2182

Darker −30%#4C1759

Darker −40%#2A0C31

More saturated +25%#C41DEC

Less saturated −25%#9E5BAE

Channel breakdown

R177

G60

B205

Red177 (69.4%)

Green60 (23.5%)

Blue205 (80.4%)

Hue288.41°

Saturation (HSL)59.18%

Lightness51.96%

Dominant channelBlue

Hex per channelR B1 · G 3C · B CD

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B13CCd (chemical formula)

Formula
264.951 g/mol
15 atoms

B13CCd has a molar mass of 264.951 g/mol, made up of 15 atoms across 3 elements: 13 × B, 1 × C, 1 × Cd.

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Molar mass

Molar mass264.951 g/mol

Total atoms per molecule15

Distinct elements3

Mass of one molecule4.3996149 × 10^-22 g

Molecules per gram2.2729262 × 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

B53%

C4.5%

Cd42.4%

Boron (B × 13)140.53 g/mol, 53.04%

Carbon (C)12.011 g/mol, 4.533%

Cadmium (Cd)112.41 g/mol, 42.427%

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Elements in this formula

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