Recognised as Colour

#FF5180

#FF5180
Red
Dark
Nearest: Hot pink

#FF5180 is a red with RGB values 255, 81, 128 and HSL 344°, 100%, 66%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Hot pink.

Colour values

#FF5180#FF5180

HEX#FF5180

RGBrgb(255, 81, 128)

RGB (0–1)1, 0.3176, 0.502

RGB percentages100%, 31.8%, 50.2%

HSLhsl(343.8, 100%, 65.9%)

HSV / HSBhsv(343.8, 68.2%, 100%)

CMYK0%, 68.2%, 49.8%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,732,544

CSS custom property--colour: #FF5180;

Brightness & contrast

Relative luminance0.28703WCAG 2.x, 0 is black and 1 is white

Perceived brightness158.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.74:1

Contrast with white3.12:1WCAG normal text: Fail

Contrast with black6.74:1WCAG normal text: AA

Greyscale equivalent#797979

Inverted#00AE7F

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7A7C81no red cones; affects about 1% of men; ΔE 70.4 from the original

Deuteranopia#A79F7Cno green cones; the most common form, about 1% of men; ΔE 71.9 from the original

Tritanopia#FF3064no blue cones; rare, and affects men and women equally; ΔE 14.1 from the original

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

Contrast with white, large text3.12:1WCAG large text: AA

Contrast with black, large text6.74:1WCAG large text: AAA

Named colours

Hot pink · ΔE 23.7 Deep pink · ΔE 24.4 Crimson · ΔE 25.5 Pale violetred · ΔE 25.8 Indian red · ΔE 26.7 Light coral · ΔE 27.4

Nearest named CSS colourHot pink (#FF69B4)ΔE 23.67, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#51FFD0

Analogous#FF51D7, #FF7951

Triadic#80FF51, #5180FF

Split complementary#51FF79, #51D7FF

Tetradic#D7FF51, #51FFD0, #7951FF

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFEAF0

Lighter +20%#FFB7CA

Lighter +10%#FF84A5

Darker −10%#FF1E5B

Darker −20%#EA003F

Darker −30%#B70031

Darker −40%#840024

More saturated +25%#FF5180

Less saturated −25%#E9678A

Channel breakdown

R255

G81

B128

Red255 (100%)

Green81 (31.8%)

Blue128 (50.2%)

Hue343.79°

Saturation (HSL)100%

Lightness65.88%

Dominant channelRed

Hex per channelR FF · G 51 · B 80

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Harmonies

Lighter and darker

Similar named colours

Also reads as

FF5180 (chemical formula)

Formula
98,428.638 g/mol
5181 atoms

FF5180 has a molar mass of 98,428.638 g/mol, made up of 5181 atoms across 1 element: 5181 × F.

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Molar mass

Molar mass98,428.638 g/mol

Total atoms per molecule5181

Distinct elements1

Mass of one molecule1.634446 × 10^-19 g

Molecules per gram6.1182811 × 10^18

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

F100%

Fluorine (F × 5181)98,428.638 g/mol, 100%

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Elements in this formula

Fluorine

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