Recognised as Colour
#B99AC4
- #B99AC4
- Violet
- Dark
- Nearest: Plum
#B99AC4 is a violet with RGB values 185, 154, 196 and HSL 284°, 26%, 69%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Plum.
Colour values
#B99AC4#B99AC4
HEX#B99AC4
RGBrgb(185, 154, 196)
RGB (0–1)0.7255, 0.6039, 0.7686
RGB percentages72.5%, 60.4%, 76.9%
HSLhsl(284.3, 26.3%, 68.6%)
HSV / HSBhsv(284.3, 21.4%, 76.9%)
CMYK5.6%, 21.4%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,163,780
CSS custom property--colour: #B99AC4;
Brightness & contrast
Relative luminance0.37411WCAG 2.x, 0 is black and 1 is white
Perceived brightness168.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.48:1
Contrast with white2.48:1WCAG normal text: Fail
Contrast with black8.48:1WCAG normal text: AAA
Greyscale equivalent#A4A4A4
Inverted#46653B
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.48:1WCAG large text: Fail
Contrast with black, large text8.48:1WCAG large text: AAA
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A5C49A
Analogous#A49AC4, #C49ABA
Triadic#C4B99A, #9AC4B9
Split complementary#BAC49A, #9AC4A4
Tetradic#C4A49A, #A5C49A, #9ABAC4
Tints, shades & saturation
Channel breakdown
R185
G154
B196
Red185 (72.5%)
Green154 (60.4%)
Blue196 (76.9%)
Hue284.29°
Saturation (HSL)26.25%
Lightness68.63%
Dominant channelBlue
Hex per channelR B9 · G 9A · B C4
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Harmonies
Similar named colours
Also reads as
B99Ac4 (chemical formula)
- Formula
- 1,978.19 g/mol
- 103 atoms
B99Ac4 has a molar mass of 1,978.19 g/mol, made up of 103 atoms across 2 elements: 99 × B, 4 × Ac.
Molar mass
Molar mass1,978.19 g/mol
Total atoms per molecule103
Distinct elements2
Mass of one molecule3.2848618 × 10^-21 g
Molecules per gram3.0442681 × 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
B54.1%
Ac45.9%
Boron (B × 99)1,070.19 g/mol, 54.099%
Actinium (Ac × 4)908 g/mol, 45.901%
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