Lido
Open in tool →Pool blue, watermelon and sun on white — the poolside summer set; the deep teal text keeps it from going juvenile.
Color
#2fa9cargb(47, 169, 202)hsl(193, 62%, 49%)oklch(0.684 0.113 220.6)Charcoal, Tomato and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Charcoal is the text near-black for #2fa9ca: softer than #000 and cool enough to feel like part of the same palette.
Tomato sits directly opposite #2fa9ca on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber is paired with #2fa9ca in 5 real palettes, including Salesforce's brand system and Blueprint, as the accent.
Designers have shipped Denim with #2fa9ca: 7 real palettes, including Coca-Cola's brand system and Gopro's brand system, as the accent.
Designers have shipped Dodger Blue with #2fa9ca: 4 real palettes, including Figma's brand system and Venmo's brand system, as the accent.
Medium Sea Green is paired with #2fa9ca in 4 real palettes, including Terminal and Khan Academy's brand system, as the lead colour.
9 real palettes, including Confluent's brand system and SoFi's brand system put Midnight Blue beside #2fa9ca, as the lead colour.
4 real palettes, including Gopro's brand system and Mistral AI's brand system put Orange beside #2fa9ca, as the accent.
| #2fa9ca as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.75:1 | fail | fail | fail | |
Aaon black | 7.65:1 | 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 #2fa9ca as the background.
#2fa9ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #2fa9ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/2fa9ca-a2b5be-df4e75-1f242d-e9f1ef?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md