EightShapes Contrast Grid

EightShapes Contrast Grid https://contrast-grid.eightshapes.com/?version=1.1.0&background-colors=&foreground-colors=%23FFFFFF%2C%20White%0D%0A%23F2F2F2%0D%0A%23DDDDDD%0D%0A%23CCCCCC%0D%0A%23888888%0D%0A%23404040%2C%20Charcoal%0D%0A%23000000%2C%20Black%0D%0A%232F78C5%2C%20Effective%20on%20Extremes%0D%0A%230F60B6%2C%20Effective%20on%20Lights%0D%0A%23398EEA%2C%20Ineffective%0D%0A&es-color-form__tile-size=compact&es-color-form__show-contrast=aaa&es-color-form__show-contrast=aa&es-color-form__show-contrast=aa18&es-color-form__show-contrast=dnp