Recognised as Colour
#FB44B9
- #FB44B9
- Magenta
- Dark
- Nearest: Medium violet red
#FB44B9 is a magenta with RGB values 251, 68, 185 and HSL 322°, 96%, 63%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Medium violet red.
Colour values
#FB44B9#FB44B9
HEX#FB44B9
RGBrgb(251, 68, 185)
RGB (0–1)0.9843, 0.2667, 0.7255
RGB percentages98.4%, 26.7%, 72.5%
HSLhsl(321.6, 95.8%, 62.5%)
HSV / HSBhsv(321.6, 72.9%, 98.4%)
CMYK0%, 72.9%, 26.3%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,467,129
CSS custom property--colour: #FB44B9;
Brightness & contrast
Relative luminance0.28146WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.63:1
Contrast with white3.17:1WCAG normal text: Fail
Contrast with black6.63:1WCAG normal text: AA
Greyscale equivalent#737373
Inverted#04BB46
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.17:1WCAG large text: AA
Contrast with black, large text6.63:1WCAG large text: AAA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#44FB86
Analogous#E144FB, #FB445E
Triadic#B9FB44, #44B9FB
Split complementary#5EFB44, #44FBE1
Tetradic#FBE244, #44FB86, #445EFB
Tints, shades & saturation
Channel breakdown
R251
G68
B185
Red251 (98.4%)
Green68 (26.7%)
Blue185 (72.5%)
Hue321.64°
Saturation (HSL)95.81%
Lightness62.55%
Dominant channelRed
Hex per channelR FB · G 44 · B B9
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Also reads as
FB44B9 (chemical formula)
- Formula
- 591.928 g/mol
- 54 atoms
FB44B9 has a molar mass of 591.928 g/mol, made up of 54 atoms across 2 elements: 1 × F, 53 × B.
Molar mass
Molar mass591.928 g/mol
Total atoms per molecule54
Distinct elements2
Mass of one molecule9.8291957 × 10^-22 g
Molecules per gram1.0173772 × 10^21
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
F3.2%
B96.8%
Fluorine (F)18.998 g/mol, 3.21%
Boron (B × 53)572.93 g/mol, 96.79%
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