Color axes

To color the X-axis in a bar line, area, point, bubble, or box and whiskers chart through the External Style Sheet and Inline Style Sheet editors:

Under Axes, select X-axis, and then find the Fill group of settings on the right-hand area.
Select the color you want to apply to the X-axis from the Color drop-down list.

To color the Y-axis in a bar line, area, point, bubble, or box and whiskers chart through the External Style Sheet and Inline Style Sheet editors:

Under Axes, select Y-axis, and then find the Fill group of settings on the right-hand area.
Select the color you want to apply to the Y-axis from the Color drop-down list.

To color the secondary Y-axis in a bar line or area chart through the External Style Sheet and Inline Style Sheet editors:

Under Axes, select Secondary Y-axis, and then find the Fill group of settings on the right-hand area.
Select the color you want to apply to the secondary Y-axis from the Color drop-down list.

To color the axis in a radar, linear gauge, or radial gauge chart through the External Style Sheet and Inline Style Sheet editors:

Under Axes, select Axis, and then find the Fill group of settings on the right-hand area.
Select the color you want to apply to the axis from the Color drop-down list.