Recognised as Colour

#FB81CA

#FB81CA
Magenta
Dark
Nearest: Hot pink

#FB81CA is a magenta with RGB values 251, 129, 202 and HSL 324°, 94%, 75%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Hot pink.

Colour values

#FB81CA#FB81CA

HEX#FB81CA

RGBrgb(251, 129, 202)

RGB (0–1)0.9843, 0.5059, 0.7922

RGB percentages98.4%, 50.6%, 79.2%

HSLhsl(324.1, 93.8%, 74.5%)

HSV / HSBhsv(324.1, 48.6%, 98.4%)

CMYK0%, 48.6%, 19.5%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,482,762

CSS custom property--colour: #FB81CA;

Brightness & contrast

Relative luminance0.40474WCAG 2.x, 0 is black and 1 is white

Perceived brightness182.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 9.09:1

Contrast with white2.31:1WCAG normal text: Fail

Contrast with black9.09:1WCAG normal text: AAA

Greyscale equivalent#A0A0A0

Inverted#047E35

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8B9ECCno red cones; affects about 1% of men; ΔE 51.8 from the original

Deuteranopia#ABB2C7no green cones; the most common form, about 1% of men; ΔE 53.4 from the original

Tritanopia#FF809Dno blue cones; rare, and affects men and women equally; ΔE 24.2 from the original

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

Contrast with white, large text2.31:1WCAG large text: Fail

Contrast with black, large text9.09:1WCAG large text: AAA

Named colours

Hot pink · ΔE 11.8 Orchid · ΔE 19.2 Violet · ΔE 20.3 Pale violetred · ΔE 21.5 Plum · ΔE 23.3 Medium violet red · ΔE 29.8

Nearest named CSS colourHot pink (#FF69B4)ΔE 11.84, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#81FBB2

Analogous#EF81FB, #FB818D

Triadic#CAFB81, #81CAFB

Split complementary#8DFB81, #81FBEF

Tetradic#FBEF81, #81FBB2, #818DFB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#FEE4F4

Lighter +10%#FDB2DF

Darker −10%#F950B5

Darker −20%#F81EA0

Darker −30%#DC0786

Darker −40%#AB0568

More saturated +25%#FF7DCB

Less saturated −25%#EB91C7

Channel breakdown

R251

G129

B202

Red251 (98.4%)

Green129 (50.6%)

Blue202 (79.2%)

Hue324.1°

Saturation (HSL)93.85%

Lightness74.51%

Dominant channelRed

Hex per channelR FB · G 81 · B CA

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FB81Ca (chemical formula)

Formula
934.686 g/mol
83 atoms

FB81Ca has a molar mass of 934.686 g/mol, made up of 83 atoms across 3 elements: 1 × F, 81 × B, 1 × Ca.

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Molar mass

Molar mass934.686 g/mol

Total atoms per molecule83

Distinct elements3

Mass of one molecule1.5520826 × 10^-21 g

Molecules per gram6.442956 × 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

F2%

B93.7%

Ca4.3%

Fluorine (F)18.998 g/mol, 2.033%

Boron (B × 81)875.61 g/mol, 93.68%

Calcium (Ca)40.078 g/mol, 4.288%

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