Color
#4fb09e
#4fb09ergb(79, 176, 158)hsl(169, 38%, 50%)oklch(0.694 0.096 179.4)Colors that go with #4fb09e
Charcoal, Dark Olive Green 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 #4fb09e: softer than #000 and cool enough to feel like part of the same palette.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #4fb09e in 4 real palettes, including Undergrowth and Forest Floor, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #4fb09e: 4 real palettes, including Open House and Peacock, as the lead colour.
Midnight Blue #191970
shipped7 real palettes, including Ford's brand system and Fintech Trust put Midnight Blue beside #4fb09e, as the accent.
Mustard Yellow #ffdb58
shipped4 real palettes, including Diner and Lido put Mustard Yellow beside #4fb09e, as the accent.
Powder Blue #b0e0e6
shippedDesigners have shipped Powder Blue with #4fb09e: 4 real palettes, including First Snow and Stone, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #4fb09e in 7 real palettes, including Khan Academy's brand system and Brilliant's brand system, as the accent.
Pale Violet Red #db7093
complementaryPale Violet Red sits directly opposite #4fb09e 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 #4fb09e
Tints & shades
Harmonies
Contrast
| #4fb09e as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.61:1 | fail | fail | fail | |
Aaon black | 8.04:1 | 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 #4fb09e 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 #4fb09e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/4fb09e-a2bebc-d459ab-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