Ad
related to: blue color
Search results
Results from the WOW.Com Content Network
Midnight blue is a dark shade of blue named for its resemblance to the apparently blue color of a moonlit night sky around a full moon. Midnight blue is identifiably blue to the eye in sunlight or full-spectrum light , but can appear black under certain more limited spectra sometimes found in artificial lighting (especially early 20th-century ...
Brilliant blue FCF (Blue 1) is a synthetic organic compound used primarily as a blue colorant for processed foods, medications, dietary supplements, and cosmetics. [1] It is classified as a triarylmethane dye and is known under various names, such as FD&C Blue No. 1 or acid blue 9.
Navy blue is a dark shade of the color blue.. French sailor in dark blue uniform. Navy blue got its name from the dark blue (contrasted with naval white) worn by officers in the Royal Navy since 1748 and subsequently adopted by other navies around the world.
Prussian blue is strongly colored and tends towards black and dark blue when mixed into oil paints. The exact hue depends on the method of preparation, which dictates the particle size. The intense blue color of Prussian blue is associated with the energy of the transfer of electrons from Fe(II) to Fe(III).
Haint blue is a collection of pale shades of blue-green that are traditionally used to paint porch ceilings in the Southern United States. [ 1 ] [ 2 ] Hex #D1EAEB is a popular shade of haint blue. The tradition originated with the Gullah in Georgia and South Carolina .
Color Mixing Guide, John L. King 1925, cover and plates describing yellow, red, and blue color mixing. A representation of Johannes Itten's color wheel showing his red, yellow, and blue as primary colors within the central equilateral triangle. [26]
Methylene blue has been used as a placebo; physicians would tell their patients to expect their urine to change color and view this as a sign that their condition had improved. [26] This same side effect makes methylene blue difficult to use in traditional placebo-controlled clinical studies , including those testing for its efficacy as a ...
The protonated form of bromothymol blue has its peak absorption at 427 nm thus transmitting yellow light in acidic solutions, while the deprotonated form has its peak absorption at 602 nm thus transmitting blue light in more basic solutions. [3] In contrast, highly acidic bromothymol blue is magenta in color.
Ad
related to: blue color