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2. Chrome yellow - Wikipedia

   en.wikipedia.org/wiki/Chrome_yellow

   Chrome yellow quickly gained popularity among artists and designers for its bright, sunny hue, which was particularly well-suited for use in fashion and textiles. The earliest known use of chrome yellow in a painting is a work by Sir Thomas Lawrence from before 1810. [12] The first recorded use of chrome yellow as a color name in English was in ...

3. Lead(II) chromate - Wikipedia

   en.wikipedia.org/wiki/Lead(II)_chromate

   In the 1800s, the product was used to impart a bright yellow color to some types of candy. [7] It is used (illegally) to enhance the color of certain spices, particularly turmeric, [8] [9] particularly in Bangladesh. [10] [11] Unlike other lead-based paint pigments, lead chromate is still widely used, especially in road marking paint. [12]

4. List of inorganic pigments - Wikipedia

   en.wikipedia.org/wiki/List_of_inorganic_pigments

   Chromium pigments. Chrome yellow or crocoite (PY34): lead chromate (PbCrO 4). Strontium yellow (PY32): SrCrO 4; Cobalt pigments. Aureolin or cobalt yellow (PY40): potassium cobaltinitrite (K 3 Co(NO 2) 6). Iron pigments. Yellow ochre (PY43): a naturally occurring clay of monohydrated ferric oxide (Fe 2 O 3 ·H 2 O). Lead pigments. Naples yellow ...

5. School bus yellow - Wikipedia

   en.wikipedia.org/wiki/School_bus_yellow

   Originally officially named National School Bus Chrome, the color is now officially known in Canada and the U.S. as National School Bus Glossy Yellow. The original pigment for this color was monoclinic lead(II) chromate (" chrome yellow ") [ 3 ] which had superior steel-protecting properties compared to other pigments.

6. Shades of yellow - Wikipedia

   en.wikipedia.org/wiki/Shades_of_yellow

   The color box at right shows the most intense yellow representable in 8-bit RGB color model; yellow is a secondary color in an additive RGB space. This color is also called color wheel yellow. It is at precisely 60 degrees on the HSV color wheel, also known as the RGB color wheel (Image of RGB color wheel:). Its complementary color is blue.

7. Calcium chromate - Wikipedia

   en.wikipedia.org/wiki/Calcium_chromate

   It is a bright yellow solid which is normally found in the dihydrate form CaCrO 4 ·2H 2 O. A very rare anhydrous mineral form exists in nature, which is known as chromatite. [1] The compound is occasionally used as a pigment, but this usage is limited due to the very toxic and carcinogenic nature of hexavalent chromium compounds such as ...