Color

#0ba1bc

#0ba1bc
hex#0ba1bc
rgbrgb(11, 161, 188)
hslhsl(189, 89%, 39%)
oklchoklch(0.653 0.114 215.5)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2919

Colors that go with #0ba1bc

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 #0ba1bc

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc250b

#0bbc7e · #0b49bc

#bc0ba1 · #a1bc0b

Split-complementary

Open in tool →

#bc0b49 · #bc7e0b

#7e0bbc · #bc250b · #49bc0b

Contrast

#0ba1bc as textRatioAAAA largeAAAFix
Aaon white
3.07:1failpassfail
  • AA: use #098095 as the text (4.63:1)
  • AAA: use #065f6f as the text (7.31:1)
  • AA: or shift the background to #2b2b2b (4.61:1)
Aaon black
6.84:1passpassfail
  • AAA: use #0ba6c1 as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0ba1bc as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#0ba1bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0ba1bc
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 #0ba1bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0ba1bc-a2b7be-df4e7e-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