Recognised as Colour
#BDB83B
- #BDB83B
- Yellow
- Dark
- Nearest: Olive
#BDB83B is a yellow with RGB values 189, 184, 59 and HSL 58°, 52%, 49%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Olive.
Colour values
#BDB83B#BDB83B
HEX#BDB83B
RGBrgb(189, 184, 59)
RGB (0–1)0.7412, 0.7216, 0.2314
RGB percentages74.1%, 72.2%, 23.1%
HSLhsl(57.7, 52.4%, 48.6%)
HSV / HSBhsv(57.7, 68.8%, 74.1%)
CMYK0%, 2.6%, 68.8%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,433,467
CSS custom property--colour: #BDB83B;
Brightness & contrast
Relative luminance0.45416WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.08:1
Contrast with white2.08:1WCAG normal text: Fail
Contrast with black10.08:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#4247C4
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.08:1WCAG large text: Fail
Contrast with black, large text10.08:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3B40BD
Analogous#BD773B, #81BD3B
Triadic#3BBDB8, #B83BBD
Split complementary#3B81BD, #773BBD
Tetradic#3BBD77, #3B40BD, #BD3B81
Tints, shades & saturation
Channel breakdown
R189
G184
B59
Red189 (74.1%)
Green184 (72.2%)
Blue59 (23.1%)
Hue57.69°
Saturation (HSL)52.42%
Lightness48.63%
Dominant channelRed
Hex per channelR BD · G B8 · B 3B
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Also reads as
BDb83B (chemical formula)
- Formula
- 22,265.62 g/mol
- 85 atoms
BDb83B has a molar mass of 22,265.62 g/mol, made up of 85 atoms across 2 elements: 2 × B, 83 × Db.
Molar mass
Molar mass22,265.62 g/mol
Total atoms per molecule85
Distinct elements2
Mass of one molecule3.6972932 × 10^-20 g
Molecules per gram2.7046814 × 10^19
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
B0.1%
Db99.9%
Boron (B × 2)21.62 g/mol, 0.097%
Dubnium (Db × 83)22,244 g/mol, 99.903%
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