#d3dddf as text	Ratio	AA	AA large	AAA	Fix
Aaon white	1.38:1	fail	fail	fail	AA: use #5c797f as the text (4.67:1) AAA: use #455a5f as the text (7.29:1) AA: or shift the background to #5e5e5e (4.69:1) AAA: or shift the background to #424242 (7.26:1)
Aaon black	15.18:1	pass	pass	pass	Passes AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #d3dddf as the background.

Brands using this color

GitHubborder · #d0d7de · Δ1.647

Fonts for this mood

#d3dddf reads as cool, muted, light. The font library is tagged with the same vocabulary:

Minimal fonts →Clean fonts →

mcpConnect your agent — build around #d3dddf

live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp

claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp

try this prompt

›analyze #d3dddf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/d3dddf-a2b6be-df4e7c-1f252d-e9f1ef?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md