message: update the value of sand light to match the actual color pallete.
diff: <Section>
  <h2 class="text-center">Primary colors</h2>
  <div class="flex justify-around flex-wrap my-small">
  - <ColorBox colorName="Sand light" colorValue="#F3F1F0" />
  + <ColorBox colorName="Sand light" colorValue="#f5f4f4" />
  <ColorBox colorName="Kumquat" colorValue="#FFB45B" />
  <ColorBox colorName="Black" colorValue="#12100C" isDark={true} />
  </div>
  