Color

#2bbbe3

#2bbbe3
hex#2bbbe3
rgbrgb(43, 187, 227)
hslhsl(193, 77%, 53%)
oklchoklch(0.737 0.127 222.1)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.416

Colors that go with #2bbbe3

Charcoal, Denim and Dodger 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e3532b

#2be3af · #2b5fe3

#e32bbb · #bbe32b

Split-complementary

Open in tool →

#e32b5f · #e3af2b

#af2be3 · #e3532b · #5fe32b

Contrast

#2bbbe3 as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #15809e as the text (4.55:1)
  • AAA: use #0f5f75 as the text (7.21:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.32:1passpasspassPasses 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 #2bbbe3 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

#2bbbe3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2bbbe3
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 #2bbbe3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2bbbe3-a2b5be-df4e75-1f242d-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