Recognised as Colour
#F66F5C
- #F66F5C
- Red
- Dark
- Nearest: Salmon
#F66F5C is a red with RGB values 246, 111, 92 and HSL 7°, 90%, 66%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Salmon.
Colour values
#F66F5C#F66F5C
HEX#F66F5C
RGBrgb(246, 111, 92)
RGB (0–1)0.9647, 0.4353, 0.3608
RGB percentages96.5%, 43.5%, 36.1%
HSLhsl(7.4, 89.5%, 66.3%)
HSV / HSBhsv(7.4, 62.6%, 96.5%)
CMYK0%, 54.9%, 62.6%, 3.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,150,364
CSS custom property--colour: #F66F5C;
Brightness & contrast
Relative luminance0.31734WCAG 2.x, 0 is black and 1 is white
Perceived brightness162.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.35:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.35:1WCAG normal text: AAA
Greyscale equivalent#8A8A8A
Inverted#0990A3
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.35:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5CE3F6
Analogous#F65C96, #F6BC5C
Triadic#5CF66F, #6F5CF6
Split complementary#5CF6BC, #5C96F6
Tetradic#96F65C, #5CE3F6, #BC5CF6
Tints, shades & saturation
Channel breakdown
R246
G111
B92
Red246 (96.5%)
Green111 (43.5%)
Blue92 (36.1%)
Hue7.4°
Saturation (HSL)89.53%
Lightness66.27%
Dominant channelRed
Hex per channelR F6 · G 6F · B 5C
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Also reads as
F66F5C (chemical formula)
- Formula
- 1,360.869 g/mol
- 72 atoms
F66F5C has a molar mass of 1,360.869 g/mol, made up of 72 atoms across 2 elements: 71 × F, 1 × C.
Molar mass
Molar mass1,360.869 g/mol
Total atoms per molecule72
Distinct elements2
Mass of one molecule2.2597761 × 10^-21 g
Molecules per gram4.4252171 × 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
F99.1%
C0.9%
Fluorine (F × 71)1,348.858 g/mol, 99.117%
Carbon (C)12.011 g/mol, 0.883%
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