Recognised as Colour
#AC4BB6
- #AC4BB6
- Magenta
- Dark
- Nearest: Medium orchid
#AC4BB6 is a magenta with RGB values 172, 75, 182 and HSL 294°, 42%, 50%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Medium orchid.
Colour values
#AC4BB6#AC4BB6
HEX#AC4BB6
RGBrgb(172, 75, 182)
RGB (0–1)0.6745, 0.2941, 0.7137
RGB percentages67.5%, 29.4%, 71.4%
HSLhsl(294.4, 42.3%, 50.4%)
HSV / HSBhsv(294.4, 58.8%, 71.4%)
CMYK5.5%, 58.8%, 0%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,291,574
CSS custom property--colour: #AC4BB6;
Brightness & contrast
Relative luminance0.1718WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.73:1
Contrast with white4.73:1WCAG normal text: AA
Contrast with black4.44:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#53B449
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.73:1WCAG large text: AAA
Contrast with black, large text4.44:1WCAG large text: AA
Named colours
Hue familymagenta
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#55B64B
Analogous#764BB6, #B64B8B
Triadic#B6AC4B, #4BB6AC
Split complementary#8BB64B, #4BB676
Tetradic#B6764B, #55B64B, #4B8BB6
Tints, shades & saturation
Channel breakdown
R172
G75
B182
Red172 (67.5%)
Green75 (29.4%)
Blue182 (71.4%)
Hue294.39°
Saturation (HSL)42.29%
Lightness50.39%
Dominant channelBlue
Hex per channelR AC · G 4B · B B6
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Harmonies
Similar named colours
Also reads as
Ac4BB6 (chemical formula)
- Formula
- 983.67 g/mol
- 11 atoms
Ac4BB6 has a molar mass of 983.67 g/mol, made up of 11 atoms across 2 elements: 4 × Ac, 7 × B.
Molar mass
Molar mass983.67 g/mol
Total atoms per molecule11
Distinct elements2
Mass of one molecule1.6334225 × 10^-21 g
Molecules per gram6.1221149 × 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
Ac92.3%
B7.7%
Actinium (Ac × 4)908 g/mol, 92.307%
Boron (B × 7)75.67 g/mol, 7.693%
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