Treachery by Design: An Authentic Medical Mystery (Madison Shaw and Jack Wyatt Medical Mysteries Book 3)

Gary Birken

Analysed84% confidencegpt-6-luna3 reference examples used

The cover has a dark, textured blue field with a centrally suspended IV bag, tubing and a small metal hook. “TREACHERY,” “BY” and “DESIGN” appear in stacked, narrow uppercase sans-serif lettering with a lightly mottled appearance. “GARY BIRKEN” is set in two large white lines near the bottom; the smaller medical-mystery line sits beneath the title.

01 / Type system

Typography

Dominant typography color: White
Title typography color: White
Title size: Large
Typography prominence: Large
Readability: High
Dominance in cover: Typography
Title families (dominant first): Sans Serif
Title position: Upper Half
Case: Uppercase
Width: Condensed
Typefaces: 3
Author prominence: High

02 / Estimated colours

Colour

#062536 · 56%Dark Navy Blue · Dominant

#07516A · 20%Teal · Background

#D9F0F2 · 11%Pale Blue-White · Dominant

#1685A1 · 9%Cyan · Accent

#674A3C · 3%Rust Brown · Accent

#101719 · 1%Near-Black · Accent

Brightness: Dark
Contrast: High
Temperature: Cool

03 / Visible subjects

Imagery & Mood

Primary style

Photographic Composite

Subjects

IV BagTubingBloodMetal Hook

Mood

OminousTenseAtmospheric

Visual tropes

Object Cover

People detected: 0 · Face visibility: Not Applicable

04 / Provenance retained

What We Know,
Without Interpretation.

SourceAmazon Bestsellers

Date addedOct 23, 2026

Ranking at the time of addition#74 · Medical Thriller

IdentifierASIN B0DBV9KLZF