Recognised as Colour

#B5497B

#B5497B
Red
Dark
Nearest: Pale violetred

#B5497B is a red with RGB values 181, 73, 123 and HSL 332°, 43%, 50%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Pale violetred.

Colour values

#B5497B#B5497B

HEX#B5497B

RGBrgb(181, 73, 123)

RGB (0–1)0.7098, 0.2863, 0.4824

RGB percentages71%, 28.6%, 48.2%

HSLhsl(332.2, 42.5%, 49.8%)

HSV / HSBhsv(332.2, 59.7%, 71%)

CMYK0%, 59.7%, 32%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,880,827

CSS custom property--colour: #B5497B;

Brightness & contrast

Relative luminance0.16019WCAG 2.x, 0 is black and 1 is white

Perceived brightness121 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5:1

Contrast with white5:1WCAG normal text: AA

Contrast with black4.2:1WCAG normal text: Fail

Greyscale equivalent#646464

Inverted#4AB684

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#59637Dno red cones; affects about 1% of men; ΔE 47.5 from the original

Deuteranopia#767778no green cones; the most common form, about 1% of men; ΔE 49.4 from the original

Tritanopia#C2425Dno blue cones; rare, and affects men and women equally; ΔE 19.3 from the original

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

Contrast with white, large text5:1WCAG large text: AAA

Contrast with black, large text4.2:1WCAG large text: AA

Named colours

Pale violetred · ΔE 15.4 Medium violet red · ΔE 24.1 Hot pink · ΔE 24.5 Indian red · ΔE 29.1 Light coral · ΔE 32.5 Orchid · ΔE 33.1

Nearest named CSS colourPale violetred (#DB7093)ΔE 15.38, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#49B583

Analogous#B549B1, #B54D49

Triadic#7BB549, #497BB5

Split complementary#49B54D, #49B1B5

Tetradic#B1B549, #49B583, #4D49B5

Tints, shades & saturation

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

Lighter +40%#F0DAE4

Lighter +30%#E1B6CA

Lighter +20%#D391B0

Lighter +10%#C46D95

Darker −10%#913A62

Darker −20%#6C2C4A

Darker −30%#481D31

Darker −40%#240E18

More saturated +25%#D52979

Less saturated −25%#95697D

Channel breakdown

R181

G73

B123

Red181 (71%)

Green73 (28.6%)

Blue123 (48.2%)

Hue332.22°

Saturation (HSL)42.52%

Lightness49.8%

Dominant channelRed

Hex per channelR B5 · G 49 · B 7B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B5497B (chemical formula)

Formula
59,433.38 g/mol
5498 atoms

B5497B has a molar mass of 59,433.38 g/mol, made up of 5498 atoms across 1 element: 5498 × B.

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Molar mass

Molar mass59,433.38 g/mol

Total atoms per molecule5498

Distinct elements1

Mass of one molecule9.8691449 × 10^-20 g

Molecules per gram1.013259 × 10^19

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

B100%

Boron (B × 5498)59,433.38 g/mol, 100%

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Elements in this formula

Boron

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