Color
#81dacd
#81dacdrgb(129, 218, 205)hsl(171, 55%, 68%)oklch(0.829 0.088 183.8)Colors that go with #81dacd
Charcoal, Light Coral and Crimson 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 #36454f
neutralshippedCharcoal is the text near-black for #81dacd: softer than #000 and cool enough to feel like part of the same palette.
Light Coral #f08080
complementaryshippedLight Coral sits directly opposite #81dacd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
shippedCrimson is paired with #81dacd in 5 real palettes, including Tiffany & Co.'s brand system and Frost & Ember, as the supporting colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #81dacd: 7 real palettes, including Salesforce's brand system and Astro's brand system, as the lead colour.
Midnight Blue #191970
shipped4 real palettes, including First Snow and Blue Mono put Midnight Blue beside #81dacd, as the text colour against it.
Sage Green #9caf88
shippedDesigners have shipped Sage Green with #81dacd: 4 real palettes, including Stone and Oatmeal, as the supporting colour.
Slate Gray #708090
shipped8 real palettes, including Still Water and Dusty Blue put Slate Gray beside #81dacd, as the lead colour.
Real palettes that use #81dacd
Tints & shades
Harmonies
Contrast
| #81dacd as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.64:1 | fail | fail | fail | |
Aaon black | 12.84:1 | 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 #81dacd as the background.
Brands using this color
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 #81dacd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/81dacd-a2bebd-d459a7-1f292d-e9f1ec?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