Accent color on the official website has accessibility issues

[tavlean]

The green theme color used for links in the official website of Yew fails the color contrast test.
This puts strain on the eyes, especially for users with weak vision. Please update to colors that pass the test.

Screenshots

Suggested Colors:

For links on white background:

For links on grey background:

[ranile]

The following lines of CSS variables will need to be changed:

yew/website/src/css/custom.css

Lines 9 to 18 in e68060a

	:root {
	--ifm-color-primary: #25c2a0;
	--ifm-color-primary-dark: rgb(33, 175, 144);
	--ifm-color-primary-darker: rgb(31, 165, 136);
	--ifm-color-primary-darkest: rgb(26, 136, 112);
	--ifm-color-primary-light: rgb(70, 203, 174);
	--ifm-color-primary-lighter: rgb(102, 212, 189);
	--ifm-color-primary-lightest: rgb(146, 224, 208);
	--ifm-code-font-size: 95%;
	}

Can you make a PR changing these? If those variables are not enough, then please file an issue on Docusaurus repository

[tavlean]

Absolutely, I will make these changes.