Recognised as Colour

#F66B77

#F66B77
Red
Dark
Nearest: Light coral

#F66B77 is a red with RGB values 246, 107, 119 and HSL 355°, 89%, 69%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Light coral.

Colour values

#F66B77#F66B77

HEX#F66B77

RGBrgb(246, 107, 119)

RGB (0–1)0.9647, 0.4196, 0.4667

RGB percentages96.5%, 42%, 46.7%

HSLhsl(354.8, 88.5%, 69.2%)

HSV / HSBhsv(354.8, 56.5%, 96.5%)

CMYK0%, 56.5%, 51.6%, 3.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,149,367

CSS custom property--colour: #F66B77;

Brightness & contrast

Relative luminance0.3144WCAG 2.x, 0 is black and 1 is white

Perceived brightness162.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.29:1

Contrast with white2.88:1WCAG normal text: Fail

Contrast with black7.29:1WCAG normal text: AAA

Greyscale equivalent#898989

Inverted#099488

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8B8677no red cones; affects about 1% of men; ΔE 56.7 from the original

Deuteranopia#AEA374no green cones; the most common form, about 1% of men; ΔE 57.9 from the original

Tritanopia#FF5570no blue cones; rare, and affects men and women equally; ΔE 11.9 from the original

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

Contrast with white, large text2.88:1WCAG large text: Fail

Contrast with black, large text7.29:1WCAG large text: AAA

Named colours

Light coral · ΔE 11.9 Salmon · ΔE 13.3 Indian red · ΔE 13.5 Pale violetred · ΔE 21.9 Tomato · ΔE 26.3 Crimson · ΔE 26.6

Nearest named CSS colourLight coral (#F08080)ΔE 11.92, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6BF6EA

Analogous#F66BBC, #F6A56B

Triadic#77F66B, #6B77F6

Split complementary#6BF6A5, #6BBCF6

Tetradic#BCF66B, #6BF6EA, #A56BF6

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFBFC

Lighter +20%#FCCBCF

Lighter +10%#F99BA3

Darker −10%#F33B4B

Darker −20%#ED0E22

Darker −30%#BD0B1B

Darker −40%#8C0914

More saturated +25%#FF6270

Less saturated −25%#E27F87

Channel breakdown

R246

G107

B119

Red246 (96.5%)

Green107 (42%)

Blue119 (46.7%)

Hue354.82°

Saturation (HSL)88.54%

Lightness69.22%

Dominant channelRed

Hex per channelR F6 · G 6B · B 77

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F66B77 (chemical formula)

Formula
2,086.238 g/mol
143 atoms

F66B77 has a molar mass of 2,086.238 g/mol, made up of 143 atoms across 2 elements: 66 × F, 77 × B.

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Molar mass

Molar mass2,086.238 g/mol

Total atoms per molecule143

Distinct elements2

Mass of one molecule3.4642797 × 10^-21 g

Molecules per gram2.8866029 × 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

F60.1%

B39.9%

Fluorine (F × 66)1,253.868 g/mol, 60.102%

Boron (B × 77)832.37 g/mol, 39.898%

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Elements in this formula

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