Color

#43bfdb

#43bfdb
hex#43bfdb
rgbrgb(67, 191, 219)
hslhsl(191, 68%, 56%)
oklchoklch(0.748 0.114 215.9)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4357

Colors that go with #43bfdb

Charcoal, Dark Salmon 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 →

#db5e43

#43dbab · #4373db

#db43bf · #bfdb43

Split-complementary

Open in tool →

#db4373 · #dbab43

#ab43db · #db5e43 · #73db43

Contrast

#43bfdb as textRatioAAAA largeAAAFix
Aaon white
2.16:1failfailfail
  • AA: use #1d8096 as the text (4.58:1)
  • AAA: use #155f6f as the text (7.25:1)
  • AA: or shift the background to #424242 (4.65:1)
  • AAA: or shift the background to #262626 (7:1)
Aaon black
9.71:1passpasspassPasses 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 #43bfdb as the background.

Brands using this color

Fonts for this mood

#43bfdb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #43bfdb
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 #43bfdb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43bfdb-a2b6be-df4e7a-1f252d-e9f1ef?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