Color

#1ba6bb

#1ba6bb
hex#1ba6bb
rgbrgb(27, 166, 187)
hslhsl(188, 75%, 42%)
oklchoklch(0.667 0.111 211.2)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.3109

Colors that go with #1ba6bb

Charcoal, Tomato 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 #1ba6bb

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb301b

#1bbb81 · #1b56bb

#bb1ba6 · #a6bb1b

Split-complementary

Open in tool →

#bb1b56 · #bb811b

#811bbb · #bb301b · #56bb1b

Contrast

#1ba6bb as textRatioAAAA largeAAAFix
Aaon white
2.91:1failfailfail
  • AA: use #158293 as the text (4.52:1)
  • AAA: use #0f5f6b as the text (7.32:1)
  • AA: or shift the background to #303030 (4.54:1)
  • AAA: or shift the background to #050505 (7.01:1)
Aaon black
7.22:1passpasspassPasses 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 #1ba6bb as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#1ba6bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1ba6bb
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 #1ba6bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1ba6bb-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