Color

#4bb2b4

#4bb2b4
hex#4bb2b4
rgbrgb(75, 178, 180)
hslhsl(181, 41%, 50%)
oklchoklch(0.705 0.094 197)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3663

Colors that go with #4bb2b4

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.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#b44d4b

#4bb481 · #4b7eb4

#b44bb2 · #b2b44b

Split-complementary

Open in tool →

#b44b7e · #b4814b

#814bb4 · #b44d4b · #7eb44b

Contrast

#4bb2b4 as textRatioAAAA largeAAAFix
Aaon white
2.52:1failfailfail
  • AA: use #368081 as the text (4.6:1)
  • AAA: use #296061 as the text (7.14:1)
  • AA: or shift the background to #383838 (4.65:1)
  • AAA: or shift the background to #171717 (7.11:1)
Aaon black
8.33:1passpasspassPasses 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 #4bb2b4 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#4bb2b4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4bb2b4
live endpoint

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.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #4bb2b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4bb2b4-a2babe-d45992-1f272d-e9f1ed?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md