Recognised as Colour
#BB9BA1
- #BB9BA1
- Red
- Dark
- Nearest: Rosy brown
#BB9BA1 is a red with RGB values 187, 155, 161 and HSL 349°, 19%, 67%. It is a dark colour, so black text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Rosy brown.
Colour values
#BB9BA1#BB9BA1
HEX#BB9BA1
RGBrgb(187, 155, 161)
RGB (0–1)0.7333, 0.6078, 0.6314
RGB percentages73.3%, 60.8%, 63.1%
HSLhsl(348.8, 19%, 67.1%)
HSV / HSBhsv(348.8, 17.1%, 73.3%)
CMYK0%, 17.1%, 13.9%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,295,073
CSS custom property--colour: #BB9BA1;
Brightness & contrast
Relative luminance0.36581WCAG 2.x, 0 is black and 1 is white
Perceived brightness165.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.32:1
Contrast with white2.53:1WCAG normal text: Fail
Contrast with black8.32:1WCAG normal text: AAA
Greyscale equivalent#A2A2A2
Inverted#44645E
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.53:1WCAG large text: Fail
Contrast with black, large text8.32:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9BBBB5
Analogous#BB9BB1, #BBA59B
Triadic#A1BB9B, #9BA1BB
Split complementary#9BBBA5, #9BB1BB
Tetradic#B1BB9B, #9BBBB5, #A59BBB
Tints, shades & saturation
Channel breakdown
R187
G155
B161
Red187 (73.3%)
Green155 (60.8%)
Blue161 (63.1%)
Hue348.75°
Saturation (HSL)19.05%
Lightness67.06%
Dominant channelRed
Hex per channelR BB · G 9B · B A1
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Also reads as
BB9Ba1 (chemical formula)
- Formula
- 245.43 g/mol
- 11 atoms
BB9Ba1 has a molar mass of 245.43 g/mol, made up of 11 atoms across 2 elements: 10 × B, 1 × Ba.
Molar mass
Molar mass245.43 g/mol
Total atoms per molecule11
Distinct elements2
Mass of one molecule4.075461 × 10^-22 g
Molecules per gram2.4537101 × 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
B44%
Ba56%
Boron (B × 10)108.1 g/mol, 44.045%
Barium (Ba)137.33 g/mol, 55.955%
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