Color
#18aa8a
#18aa8argb(24, 170, 138)hsl(167, 75%, 38%)oklch(0.66 0.123 172.4)Colors that go with #18aa8a
Charcoal, Crimson and Denim 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 #18aa8a: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
shippedCrimson is paired with #18aa8a in 4 real palettes, including Diner and DuckDuckGo's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #18aa8a: 5 real palettes, including Peacock and Intel's brand system, as the supporting colour.
Midnight Blue #191970
shipped7 real palettes, including Fintech Trust and Tide Pool put Midnight Blue beside #18aa8a, as the text colour against it.
Royal Blue #4169e1
shippedRoyal Blue is paired with #18aa8a in 6 real palettes, including Khan Academy's brand system and Brilliant's brand system, as the accent.
Steel Blue #4682b4
shippedDesigners have shipped Steel Blue with #18aa8a: 4 real palettes, including Fintech Trust and Ford's brand system, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #18aa8a in 12 real palettes, including Undergrowth and Resort, as the surface under it.
Deep Pink #ff1493
complementaryDeep Pink sits directly opposite #18aa8a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #18aa8a
Tints & shades
Harmonies
Contrast
| #18aa8a as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.93:1 | fail | fail | fail | |
Aaon black | 7.16:1 | 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 #18aa8a as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
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 #18aa8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/18aa8a-a2bebb-d459af-1f2a2d-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