Hex #d5e279 or rgb(213,226,121) in RGB space is the tint of yellow. It has hue angle of 67.43 degrees, value = 89 and saturation = 46. #d5e279 can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of blue, 1 drop of green, 5 drops of white.
Nearest safe hex - #cccc66. Below you can see the block with #d5e279 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #d5e279 to the mixer and play with it.