| 2026-03-28 | Part of a blues collection? |
| 2025-11-22 | Sky shade |
| 2024-10-21 | Sky blue |
| 2023-04-18 | Sky-blue |
| 2023-01-24 | Sky-blue |
| 2022-02-01 | Clear sky's color |
| 2021-09-19 | Relative of cerulean |
| 2021-08-25 | Beautifully blue |
| 2021-06-27 | Color whose name is derived from "lapis lazuli" |
| 2020-03-01 | Lapis lazuli shade |
| 2019-10-05 | Heraldic hue |
| 2019-10-01 | Sky hue |
| 2018-12-19 | Bright blue |
| 2018-12-03 | Sky-blue |
| 2018-05-13 | Sky-blue |
| 2017-02-12 | Blue hue |
| 2015-04-26 | Relative of cerulean |
| 2015-01-12 | Sky-blue |
| 2014-09-01 | Sky-blue |
| 2013-03-24 | Like good water for snorkeling |
| 2013-01-04 | Sapphire alternative |
| 2011-12-13 | Bright blue |
| 2011-12-12 | Sky-blue |
| 2010-12-27 | Sky-blue |
| 2010-02-03 | Fair-weather hue |
| 2009-11-25 | Like a clear sky |
| 2009-09-28 | Color of a picture-postcard sky |
| 2009-02-18 | Like a clear sky |
| 2009-01-12 | Sky-blue |
| 2008-12-17 | Like lapis lazuli |
| 2008-12-15 | Sky-blue |
| 2008-09-08 | Sky hue |
| 2008-02-25 | Sky-blue |
| 2007-04-23 | Sky-blue |
| 2006-12-18 | Sky-blue |
| 2006-01-26 | Blue hue |
| 2005-11-19 | "Main" color in "Rule, Britannia" |
| 2005-06-07 | Shade of blue |
| 2005-05-23 | Blue shade |
| 2003-01-02 | Like some skies |
| 2002-03-06 | Lapis lazuli |
| 2001-03-15 | Pretty blue |
| 2001-02-13 | Sky-blue |
| 2000-06-16 | Heraldic hue |
| 2000-04-11 | Sky-blue |
| 1999-08-08 | Like Shelley's "sister of the spring" |
| 1999-05-21 | Common color in heraldry |
| 1997-11-10 | Sky-blue |
| 1997-02-10 | Sky-blue |
| 1996-12-02 | Sky-blue |
| 1996-07-02 | Sky blue |
| 1996-01-14 | Blue shade |
| 1996-01-09 | Sky-colored |
| 1995-09-30 | Light, purplish blue |
| 1995-08-26 | Sky shade |
| 1995-02-20 | Sky blue |
| 1995-02-08 | Skylike, maybe |
| 1994-09-13 | Sky-blue |
| 1994-03-19 | Lapis lazuli |