Recognised as Colour
#B9B237
- #B9B237
- Yellow
- Dark
- Nearest: Olive
#B9B237 is a yellow with RGB values 185, 178, 55 and HSL 57°, 54%, 47%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Olive.
Colour values
#B9B237#B9B237
HEX#B9B237
RGBrgb(185, 178, 55)
RGB (0–1)0.7255, 0.698, 0.2157
RGB percentages72.5%, 69.8%, 21.6%
HSLhsl(56.8, 54.2%, 47.1%)
HSV / HSBhsv(56.8, 70.3%, 72.5%)
CMYK0%, 3.8%, 70.3%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,169,783
CSS custom property--colour: #B9B237;
Brightness & contrast
Relative luminance0.42431WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.49:1
Contrast with white2.21:1WCAG normal text: Fail
Contrast with black9.49:1WCAG normal text: AAA
Greyscale equivalent#ABABAB
Inverted#464DC8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.21:1WCAG large text: Fail
Contrast with black, large text9.49:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#373EB9
Analogous#B97137, #7FB937
Triadic#37B9B2, #B237B9
Split complementary#377FB9, #7137B9
Tetradic#37B971, #373EB9, #B9377F
Tints, shades & saturation
Channel breakdown
R185
G178
B55
Red185 (72.5%)
Green178 (69.8%)
Blue55 (21.6%)
Hue56.77°
Saturation (HSL)54.17%
Lightness47.06%
Dominant channelRed
Hex per channelR B9 · G B2 · B 37
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Also reads as
B9B237 (chemical formula)
- Formula
- 2,659.26 g/mol
- 246 atoms
B9B237 has a molar mass of 2,659.26 g/mol, made up of 246 atoms across 1 element: 246 × B.
Molar mass
Molar mass2,659.26 g/mol
Total atoms per molecule246
Distinct elements1
Mass of one molecule4.4158051 × 10^-21 g
Molecules per gram2.2645927 × 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
B100%
Boron (B × 246)2,659.26 g/mol, 100%
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