Recognised as Colour
#FF99BB
- #FF99BB
- Red
- Dark
- Nearest: Pale violetred
#FF99BB is a red with RGB values 255, 153, 187 and HSL 340°, 100%, 80%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Pale violetred.
Colour values
#FF99BB#FF99BB
HEX#FF99BB
HEX (short)#F9B
RGBrgb(255, 153, 187)
RGB (0–1)1, 0.6, 0.7333
RGB percentages100%, 60%, 73.3%
HSLhsl(340, 100%, 80%)
HSV / HSBhsv(340, 40%, 100%)
CMYK0%, 40%, 26.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,751,035
CSS custom property--colour: #FF99BB;
Brightness & contrast
Relative luminance0.4763WCAG 2.x, 0 is black and 1 is white
Perceived brightness192.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.53:1
Contrast with white2:1WCAG normal text: Fail
Contrast with black10.53:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#006644
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2:1WCAG large text: Fail
Contrast with black, large text10.53:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#99FFDD
Analogous#FF99EE, #FFAA99
Triadic#BBFF99, #99BBFF
Split complementary#99FFAA, #99EEFF
Tetradic#EEFF99, #99FFDD, #AA99FF
Tints, shades & saturation
Channel breakdown
R255
G153
B187
Red255 (100%)
Green153 (60%)
Blue187 (73.3%)
Hue340°
Saturation (HSL)100%
Lightness80%
Dominant channelRed
Hex per channelR FF · G 99 · B BB
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Harmonies
Similar named colours
Also reads as
FF99BB (chemical formula)
- Formula
- 1,921.42 g/mol
- 102 atoms
FF99BB has a molar mass of 1,921.42 g/mol, made up of 102 atoms across 2 elements: 100 × F, 2 × B.
Molar mass
Molar mass1,921.42 g/mol
Total atoms per molecule102
Distinct elements2
Mass of one molecule3.190593 × 10^-21 g
Molecules per gram3.1342136 × 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
F98.9%
B1.1%
Fluorine (F × 100)1,899.8 g/mol, 98.875%
Boron (B × 2)21.62 g/mol, 1.125%
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