Robin egg blue, also called eggshell blue or robin's-egg blue,[1] is a shade of teal (a blue-green color), approximating the shade of the eggs laid by the American robin, an abundant songbird of North America. The egg pigment is biliverdin, a product of the breakdown of heme.[2]
| Robin egg blue | |
|---|---|
 American robin eggs | |
 Color coordinates | |
| Hex triplet | #00CCCC |
| sRGBB (r, g, b) | (0, 204, 204) |
| HSV (h, s, v) | (180°, 100%, 80%) |
| CIELChuv (L, C, h) | (75, 59, 192°) |
| Source | Crayola |
| ISCC–NBS descriptor | Brilliant bluish green |
| B: Normalized to [0–255] (byte) | |
The first recorded use of robin egg blue as a color name in English was in 1873,[3] though earlier references in English to colors similar to that of robin's eggs were made as early as 1844.[4] The "robin's egg" glaze appeared during the Yongzheng Emperor’s reign (1722-35) in China, and Yixing potter Hua Fengxiang made works with "robin's egg" glaze.[5]
Variations
editTiffany Blue
edit| Tiffany Blue | |
|---|---|
 Color coordinates | |
| Hex triplet | #81D8D0 |
| sRGBB (r, g, b) | (129, 216, 208) |
| HSV (h, s, v) | (174°, 40%, 85%) |
| CIELChuv (L, C, h) | (81, 40, 183°) |
| Source | Tiffany & Co.[6] |
| ISCC–NBS descriptor | Very light bluish green |
| B: Normalized to [0–255] (byte) | |
Tiffany Blue is the trademarked name for the light medium tone of robin egg blue associated with Tiffany & Co., the New York City jewelry company.
See also
editReferences
edit- ^ "Robin's-egg Blue, N. & Adj". Oxford English Dictionary. December 2023. doi:10.1093/OED/4868676611.
- ^ Halepas, Steven; Hamchand, Randy; Lindeyer, Samuel E. D.; Brückner, Christian (2017). "Isolation of Biliverdin IXα, as its Dimethyl Ester, from Emu Eggshells". Journal of Chemical Education. 94 (10): 1533–1537. Bibcode:2017JChEd..94.1533H. doi:10.1021/acs.jchemed.7b00449.
- ^ Maerz and Paul (1930). "Color Sample of Robin Egg Blue Page 77 Plate 27 Color Sample H3". A Dictionary of Color. New York: McGraw-Hill. p. 203.
- ^ Jackson, C. T. (1844). Final Rep. Geol. & Minerol. New Hampshire.
- ^ "Chitra Collection | Teapot". Retrieved 2024-08-27.
- ^ "About Tiffany & Co.: Tiffany Blue". Tiffany & Co. Retrieved April 20, 2017.
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