Color

#05b4bd

#05b4bd
hex#05b4bd
rgbrgb(5, 180, 189)
hslhsl(183, 95%, 38%)
oklchoklch(0.701 0.119 201.2)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3635

Colors that go with #05b4bd

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 →

#bd0e05

#05bd6a · #0558bd

#bd05b4 · #b4bd05

Split-complementary

Open in tool →

#bd0558 · #bd6a05

#6a05bd · #bd0e05 · #58bd05

Contrast

#05b4bd as textRatioAAAA largeAAAFix
Aaon white
2.54:1failfailfail
  • AA: use #038086 as the text (4.73:1)
  • AAA: use #036368 as the text (7.03:1)
  • AA: or shift the background to #383838 (4.62:1)
  • AAA: or shift the background to #171717 (7.06:1)
Aaon black
8.27:1passpasspassPasses 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 #05b4bd 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

#05b4bd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #05b4bd
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 #05b4bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05b4bd-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