#154c3f as text	Ratio	AA	AA large	AAA	Fix
Aaon white	9.82:1	pass	pass	pass	Passes AAA — no fix needed.
Aaon black	2.14:1	fail	fail	fail	AA: use #24846e as the text (4.6:1) AAA: use #2ea88c as the text (7.1:1) AA: or shift the background to #b0b0b0 (4.53:1) AAA: or shift the background to #dbdbdb (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #154c3f as the background.

Brands using this color

Squarespaceaccent · #1e4c41 · Δ0.82

Palettes built around it

10b981 134e4a f59e0b ffffff 10231b

Mint Modern

Open in tool →

Emerald as a primary rather than a success color, anchored by deep teal text — fresh, friendly, and fintech-adjacent.

Modern Clean FriendlyFintech

1f4d3a 8aa39b d98c3f f7f7f4 1c2321

Paper & Pine

Open in tool →

Deep pine on paper-white with a marmalade accent — a quiet, sustainable-brand palette that isn't beige.

Minimal Cool Clean Muted

Fonts for this mood

#154c3f reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

Luxury fonts →Bold fonts →

mcpConnect your agent — build around #154c3f

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 #154c3f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/154c3f-a2bebb-d459b1-1f2a2d-e9f1ec?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