Sinister by Design: An Authentic Medical Thriller (Madison Shaw and Jack Wyatt Medical Mysteries Book 4)

Gary Birken

Analysed86% confidencegpt-6-luna3 reference examples used

The upper cover shows “SINISTER” and “DESIGN” in large, condensed warm yellow-to-orange lettering, with a smaller white “BY” between them. A blue-toned building with a brightly lit window sits against a cloudy night sky; “GARY BIRKEN” appears in white across two lines at the bottom.

01 / Type system

Typography

Dominant typography color: Orange
Title typography color: Mixed
Title size: Large
Typography prominence: Large
Readability: High
Dominance in cover: Balanced
Title families (dominant first): Sans Serif
Title position: Upper Half
Case: Uppercase
Width: Mixed
Typefaces: 2
Author prominence: High

02 / Estimated colours

Colour

#062B49 · 40%Dark Blue · Background

#087E9D · 32%Cyan · Dominant

#080E18 · 16%Black · Dominant

#12618A · 9%Blue · Accent

#F28A16 · 3%Orange · Accent

Brightness: Dark
Contrast: High
Temperature: Cool

03 / Visible subjects

Imagery & Mood

Primary style

Photography

Subjects

BuildingWindowCloudsSkyRoadCity Buildings

Mood

OminousTenseCinematic

Visual tropes

Setting 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#63 · Medical Thriller

IdentifierASIN B0G21BGP2V