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Hero banner guidelines

Updated over 2 months ago

Isomer's hero banner component assumes a maximum viewport width of 2560px, these covers most display resolutions used in Singapore.
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For the avoidance of doubt, all aspect ratios are width:height.

General principles

The hero banner should:

  • Use a clean brand image that sets your website's tone - avoid cluttering it with detailed visuals or text

  • Place important elements (faces, buildings, key objects) in the centre, as edges may be cropped on different screen sizes

  • Skip text on images as they affect accessibility and may be cut off

For best results, use high-quality photos that:

  • Showcase Singapore through our people, places, and culture

  • Match your agency's identity and values

Gradient option

Guidelines

As a general rule of thumb, a hero banner image should:

  • Be minimum 2560px by 500px

  • Have a aspect ratio between 3:2 - 2:1 (width:height)

  • Have key objects of the image be placed in the center of the image

  • Not have any text (this is critical in this variant, as we place a gradient overlay)

What is the safe zone? How do I get my images not covered by text?

The visibility of your hero banner image is affected by these factors:

  • The amount of space occupied by your text and call-to-action (CTA) elements,

  • The dark gradient overlay that covers approximately 50% of the banner. This overlay is a built-in feature designed to ensure text remains legible regardless of the background image used.

  • The banner's height adjusts to accommodate the site title, description, and call-to-action buttons, so there's no fixed "safe zone." It is best to avoid placing important details at the top and bottom of the banner.

This is how a homepage gradient banner looks like if all fields are filled to the maximum character limits. (Left desktop; Right mobile)

Block option

The block layout

  • Works best when you want to emphasise your agency's brand identity

  • Displays content before images on mobile devices, prioritising what matters most to citizens

  • Automatically shifts the image below text on smaller screens for better readability

Guidelines

As a general rule of thumb, a hero banner image should:

  • Be minimum 1280px by 500px

  • Have a aspect ratio between 3:2 - 2:1 (width:height)

  • Have key objects of the image be placed in the center

  • Have no text

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