Color
#18fb77
#18fb77rgb(24, 251, 119)hsl(145, 97%, 54%)oklch(0.865 0.236 149.8)Colors that go with #18fb77
Violet, Deep Sky Blue and Light Coral 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.
Violet #ee82ee
complementaryViolet sits directly opposite #18fb77 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #18fb77: 3 real palettes, including Remix's brand system and Prime Video's brand system, as the lead colour.
Light Coral #f08080
split-complementLight Coral is a split-complement of #18fb77: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Plum #dda0dd
split-complementPlum is a split-complement of #18fb77: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralCharcoal is the body-text near-black for #18fb77: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Red #ff0000
shippedRed is paired with #18fb77 in two real palettes: Gatorade's brand system and Wise's brand system, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #18fb77 in two real palettes: 7-Eleven's brand system and Astro's brand system, as the lead colour.
Yellow Green #9acd32
analogousshippedYellow Green is #18fb77's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Real palettes that use #18fb77
Tints & shades
Harmonies
Contrast
| #18fb77 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.39:1 | fail | fail | fail | |
Aaon black | 15.1:1 | 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 #18fb77 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 #18fb77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/18fb77-a2beb1-cc59d4-1f2d2b-eaf1e9?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