Color

#189baf

#189baf
hex#189baf
rgbrgb(24, 155, 175)
hslhsl(188, 76%, 39%)
oklchoklch(0.634 0.106 211.4)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2673

Colors that go with #189baf

Charcoal, Orange Red and Copper 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 #189baf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af2c18

#18af78 · #184faf

#af189b · #9baf18

Split-complementary

Open in tool →

#af184f · #af7818

#7818af · #af2c18 · #4faf18

Contrast

#189baf as textRatioAAAA largeAAAFix
Aaon white
3.31:1failpassfail
  • AA: use #147f90 as the text (4.7:1)
  • AAA: use #0f5f6c as the text (7.31:1)
  • AA: or shift the background to #262626 (4.57:1)
Aaon black
6.35:1passpassfail
  • AAA: use #1aa7bc as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #189baf 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

#189baf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #189baf
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 #189baf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/189baf-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