Color

#2b7abf

#2b7abf
hex#2b7abf
rgbrgb(43, 122, 191)
hslhsl(208, 63%, 46%)
oklchoklch(0.566 0.131 248.9)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.1819

Colors that go with #2b7abf

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf702b

#2bbfba · #2b30bf

#bf2b7a · #7abf2b

Split-complementary

Open in tool →

#bf2b30 · #bfba2b

#ba2bbf · #bf702b · #30bf2b

Contrast

#2b7abf as textRatioAAAA largeAAAFix
Aaon white
4.53:1passpassfail
  • AAA: use #205a8d as the text (7.22:1)
Aaon black
4.64:1passpassfail
  • AAA: use #559bd8 as the text (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b7abf as the background.

Brands using this color

Fonts for this mood

#2b7abf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b7abf
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 #2b7abf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b7abf-9cadc4-df4e51-1f212d-e9f1f1?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