Recognised as Colour
#FF42B3
- #FF42B3
- Magenta
- Dark
- Nearest: Deep pink
#FF42B3 is a magenta with RGB values 255, 66, 179 and HSL 324°, 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
#FF42B3#FF42B3
HEX#FF42B3
RGBrgb(255, 66, 179)
RGB (0–1)1, 0.2588, 0.702
RGB percentages100%, 25.9%, 70.2%
HSLhsl(324.1, 100%, 62.9%)
HSV / HSBhsv(324.1, 74.1%, 100%)
CMYK0%, 74.1%, 29.8%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,728,755
CSS custom property--colour: #FF42B3;
Brightness & contrast
Relative luminance0.28411WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.68:1
Contrast with white3.14:1WCAG normal text: Fail
Contrast with black6.68:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#00BD4C
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 text6.68:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#42FF8E
Analogous#EC42FF, #FF4255
Triadic#B3FF42, #42B3FF
Split complementary#54FF42, #42FFEC
Tetradic#FFED42, #42FF8E, #4255FF
Tints, shades & saturation
Channel breakdown
R255
G66
B179
Red255 (100%)
Green66 (25.9%)
Blue179 (70.2%)
Hue324.13°
Saturation (HSL)100%
Lightness62.94%
Dominant channelRed
Hex per channelR FF · G 42 · B B3
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Also reads as
FF42B3 (chemical formula)
- Formula
- 849.344 g/mol
- 46 atoms
FF42B3 has a molar mass of 849.344 g/mol, made up of 46 atoms across 2 elements: 43 × F, 3 × B.
Molar mass
Molar mass849.344 g/mol
Total atoms per molecule46
Distinct elements2
Mass of one molecule1.4103689 × 10^-21 g
Molecules per gram7.0903436 × 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
F96.2%
B3.8%
Fluorine (F × 43)816.914 g/mol, 96.182%
Boron (B × 3)32.43 g/mol, 3.818%
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