Color

#4ab9bf

#4ab9bf
hex#4ab9bf
rgbrgb(74, 185, 191)
hslhsl(183, 48%, 52%)
oklchoklch(0.725 0.1 200.2)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.3992

Colors that go with #4ab9bf

Charcoal, Blue and Crimson 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 →

#bf504a

#4abf8a · #4a7fbf

#bf4ab9 · #b9bf4a

Split-complementary

Open in tool →

#bf4a7f · #bf8a4a

#8a4abf · #bf504a · #7fbf4a

Contrast

#4ab9bf as textRatioAAAA largeAAAFix
Aaon white
2.34:1failfailfail
  • AA: use #2e8084 as the text (4.63:1)
  • AAA: use #225f62 as the text (7.29:1)
  • AA: or shift the background to #3d3d3d (4.65:1)
  • AAA: or shift the background to #1f1f1f (7.05:1)
Aaon black
8.98:1passpasspassPasses 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 #4ab9bf 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

#4ab9bf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4ab9bf
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 #4ab9bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ab9bf-a2b9be-d4598e-1f262d-e9f1ee?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