Color
#3ea896
#3ea896rgb(62, 168, 150)hsl(170, 46%, 45%)oklch(0.666 0.1 179.8)Colors that go with #3ea896
Charcoal, Copper and Cornflower Blue 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 #3ea896: softer than #000 and cool enough to feel like part of the same palette.
Copper #b87333
shippedDesigners have shipped Copper with #3ea896: 5 real palettes, including Clean Beauty and Wellness, as the accent.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #3ea896: 4 real palettes, including Canva's brand system and Arctic, as the supporting colour.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #3ea896 in 4 real palettes, including Undergrowth and Forest Floor, as the supporting colour.
Midnight Blue #191970
shipped8 real palettes, including Tide Pool and Ford's brand system put Midnight Blue beside #3ea896, as that palette's text colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #3ea896 in 6 real palettes, including Khan Academy's brand system and Brilliant's brand system, as the accent.
Slate Gray #708090
shipped4 real palettes, including Indigo SaaS and Greige put Slate Gray beside #3ea896, as the supporting colour.
Tomato #ff6347
split-complementshippedTomato is a split-complement of #3ea896: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Real palettes that use #3ea896
Tints & shades
Harmonies
Contrast
| #3ea896 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.9:1 | fail | fail | fail | |
Aaon black | 7.25:1 | 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 #3ea896 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 #3ea896 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/3ea896-a2bebd-d459a9-1f292d-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