Reasonable Colors
reasonable.workChoose numbered shades whose separation indicates minimum contrast.
Choose numbered shades whose separation indicates minimum contrast.
Build measured colour profiles with a documented command-line toolkit.
Choose scientific colour maps to match the structure of your data.
Share colour configurations and transforms across visual production tools.
See curated palettes applied to page elements and copy their hex codes.
Adjust CSS colour pairs and inspect their changing contrast ratio.
Browse compact four-colour combinations with visible hex values
See how a colour pair performs for different text sizes.
CC0 photography with subject and colour browsing
Five-colour palettes drawn from named paintings and their artists
Convert colours between spaces and control their CSS output.
Find replacement colours that meet a chosen contrast target.
A lightweight local Markdown knowledge base with tags, search, and a note graph.
A hosted knowledge base for public help centers, private SOPs, or a hybrid of both.
A visual knowledge notebook for connecting research, highlights, and ideas on whiteboards.
A personal knowledge base built on portable Markdown notes and wikilinks.
A payroll-focused employee clock for mobile punches, job tracking, approvals, and timesheets.
A browser-based knowledge base built from Markdown notes, links, and a navigable graph.
Build OCI container images from base images or Containerfile instructions with a focused command-line workflow.
Fit a reusable base topology to scanned or sculpted characters
Organize company knowledge in searchable wiki pages with page-level access controls.
Turn support answers into reviewed Help Center articles and customer-facing knowledge.
Publish multilingual customer-support articles with approval and self-service search workflows.
Organize a personal knowledge base with block-level notes, references, and bidirectional links.