Color

#288baf

#288baf
hex#288baf
rgbrgb(40, 139, 175)
hslhsl(196, 63%, 42%)
oklchoklch(0.597 0.103 227.3)
Closest name: Blue Moon (#3992a8)Relative luminance 0.2201

Colors that go with #288baf

Charcoal, Copper and Chocolate 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 #288baf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af4c28

#28af8f · #2847af

#af288b · #8baf28

Split-complementary

Open in tool →

#af2847 · #af8f28

#8f28af · #af4c28 · #47af28

Contrast

#288baf as textRatioAAAA largeAAAFix
Aaon white
3.89:1failpassfail
  • AA: use #247d9e as the text (4.66:1)
  • AAA: use #1b6079 as the text (7.01:1)
  • AA: or shift the background to #171717 (4.61:1)
Aaon black
5.4:1passpassfail
  • AAA: use #2ea2cc as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288baf as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#288baf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #288baf
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 #288baf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288baf-9cb5c4-df4e6e-1f232d-e9f1ef?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