The usual web-image advice tells me to compress harder.
That is sensible when the image is decorative or when an oversized upload is slowing an otherwise lightweight page. It becomes less useful when original photography is part of the reason the page exists.
Concert images are particularly good at exposing the cost of a generic preset.
Difficult Light Makes Difficult Compression
Stage photography combines several hostile ingredients:
- Dark backgrounds and black clothing.
- Saturated red and blue light.
- Haze and smooth gradients.
- Hair and fine edge detail.
- High-ISO noise.
- Abrupt transitions between light and shadow.
Compression can smear hair, band a field of colored haze, flatten texture, or merge black clothing into the background. Noise can consume bits while simultaneously being part of the photograph’s character.
A setting that looks excellent on a daylight venue exterior may visibly damage a performance image.
Quality 98 Is A Policy, Not A Religion
SoCalNomad’s upload pipeline converts images to WebP. The quality standard reserves q98 for hero images, featured images, gallery keepers, and difficult low-light photography.
Ordinary editorial images can use q95. Thumbnails and secondary cards can usually tolerate a lower range.
I am not claiming that 98 is universally correct. I am saying that asset roles differ. A small archive thumbnail and the lead photograph from a concert review should not be optimized under the same assumption.
Test The Worst Frame
Preset evaluation should use the images most likely to fail:
- Red-lit faces.
- Blue haze.
- Black fabric against darkness.
- Fine hair edges.
- Grainy shadows.
If those survive, easier photographs usually will. Looking only at average images produces an average preset that can fail exactly where the photography is most distinctive.
The workflow also keeps a high-quality archive export before web conversion and avoids recompressing an already compressed derivative.
Performance Has More Than One Input
Image quality and page speed are not opposites controlled by one slider. Dimensions, responsive source sets, lazy loading, gallery size, caching, and page structure all affect delivery.
SoCalNomad maintained green performance results while preserving high-quality lead images. That did not happen by making every file tiny. It came from treating the whole delivery path as a system.
The photograph is content. Optimization should make it arrive efficiently without erasing the reason it was published.