Recognised as Colour
#B9BB2B
- #B9BB2B
- Yellow
- Dark
- Nearest: Yellow green
#B9BB2B is a yellow with RGB values 185, 187, 43 and HSL 61°, 63%, 45%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Yellow green.
Colour values
#B9BB2B#B9BB2B
HEX#B9BB2B
RGBrgb(185, 187, 43)
RGB (0–1)0.7255, 0.7333, 0.1686
RGB percentages72.5%, 73.3%, 16.9%
HSLhsl(60.8, 62.6%, 45.1%)
HSV / HSBhsv(60.8, 77%, 73.3%)
CMYK1.1%, 0%, 77%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,172,075
CSS custom property--colour: #B9BB2B;
Brightness & contrast
Relative luminance0.46029WCAG 2.x, 0 is black and 1 is white
Perceived brightness176 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.21:1
Contrast with white2.06:1WCAG normal text: Fail
Contrast with black10.21:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#4644D4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.06:1WCAG large text: Fail
Contrast with black, large text10.21:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2D2BBB
Analogous#BB752B, #71BB2B
Triadic#2BB9BB, #BB2BB9
Split complementary#2B71BB, #752BBB
Tetradic#2BBB75, #2D2BBB, #BB2B71
Tints, shades & saturation
Channel breakdown
R185
G187
B43
Red185 (72.5%)
Green187 (73.3%)
Blue43 (16.9%)
Hue60.83°
Saturation (HSL)62.61%
Lightness45.1%
Dominant channelGreen
Hex per channelR B9 · G BB · B 2B
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Also reads as
B9BB2B (chemical formula)
- Formula
- 140.53 g/mol
- 13 atoms
B9BB2B has a molar mass of 140.53 g/mol, made up of 13 atoms across 1 element: 13 × B.
Molar mass
Molar mass140.53 g/mol
Total atoms per molecule13
Distinct elements1
Mass of one molecule2.3335556 × 10^-22 g
Molecules per gram4.2853062 × 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
B100%
Boron (B × 13)140.53 g/mol, 100%
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