Recognised as Colour
#FF40B9
- #FF40B9
- Magenta
- Dark
- Nearest: Deep pink
#FF40B9 is a magenta with RGB values 255, 64, 185 and HSL 322°, 100%, 63%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Deep pink.
Colour values
#FF40B9#FF40B9
HEX#FF40B9
RGBrgb(255, 64, 185)
RGB (0–1)1, 0.251, 0.7255
RGB percentages100%, 25.1%, 72.5%
HSLhsl(322, 100%, 62.5%)
HSV / HSBhsv(322, 74.9%, 100%)
CMYK0%, 74.9%, 27.5%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,728,249
CSS custom property--colour: #FF40B9;
Brightness & contrast
Relative luminance0.2843WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.69:1
Contrast with white3.14:1WCAG normal text: Fail
Contrast with black6.69:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#00BF46
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.14:1WCAG large text: AA
Contrast with black, large text6.69:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#40FF86
Analogous#E640FF, #FF4059
Triadic#B9FF40, #40B9FF
Split complementary#5AFF40, #40FFE6
Tetradic#FFE540, #40FF86, #4059FF
Tints, shades & saturation
Channel breakdown
R255
G64
B185
Red255 (100%)
Green64 (25.1%)
Blue185 (72.5%)
Hue321.99°
Saturation (HSL)100%
Lightness62.55%
Dominant channelRed
Hex per channelR FF · G 40 · B B9
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Also reads as
FF40B9 (chemical formula)
- Formula
- 876.208 g/mol
- 50 atoms
FF40B9 has a molar mass of 876.208 g/mol, made up of 50 atoms across 2 elements: 41 × F, 9 × B.
Molar mass
Molar mass876.208 g/mol
Total atoms per molecule50
Distinct elements2
Mass of one molecule1.4549776 × 10^-21 g
Molecules per gram6.872958 × 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
F88.9%
B11.1%
Fluorine (F × 41)778.918 g/mol, 88.896%
Boron (B × 9)97.29 g/mol, 11.104%
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