Color

#0aa5bd

#0aa5bd
hex#0aa5bd
rgbrgb(10, 165, 189)
hslhsl(188, 90%, 39%)
oklchoklch(0.664 0.115 213)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.3065

Colors that go with #0aa5bd

Charcoal, Orange Red and Amber 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.

Real palettes that use #0aa5bd

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bd220a

#0abd7b · #0a4cbd

#bd0aa5 · #a5bd0a

Split-complementary

Open in tool →

#bd0a4c · #bd7b0a

#7b0abd · #bd220a · #4cbd0a

Contrast

#0aa5bd as textRatioAAAA largeAAAFix
Aaon white
2.95:1failfailfail
  • AA: use #087f91 as the text (4.71:1)
  • AAA: use #06616f as the text (7.13:1)
  • AA: or shift the background to #2e2e2e (4.61:1)
  • AAA: or shift the background to #030303 (7:1)
Aaon black
7.13:1passpasspassPasses 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 #0aa5bd as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0aa5bd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0aa5bd
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 #0aa5bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0aa5bd-a2b7be-df4e81-1f252d-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