Color

#2b82bf

#2b82bf
hex#2b82bf
rgbrgb(43, 130, 191)
hslhsl(205, 63%, 46%)
oklchoklch(0.584 0.124 243.9)
Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.2024

Colors that go with #2b82bf

Charcoal, Copper and Cadet Blue 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 #2b82bf

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bf692b

#2bbfb3 · #2b38bf

#bf2b82 · #82bf2b

Split-complementary

Open in tool →

#bf2b38 · #bfb32b

#b32bbf · #bf692b · #38bf2b

Contrast

#2b82bf as textRatioAAAA largeAAAFix
Aaon white
4.16:1failpassfail
  • AA: use #2a7cb7 as the text (4.5:1)
  • AAA: use #1f5d89 as the text (7.03:1)
  • AA: or shift the background to #121212 (4.5:1)
Aaon black
5.05:1passpassfail
  • AAA: use #4c9dd6 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b82bf 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

#2b82bf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b82bf
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 #2b82bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b82bf-9cafc4-df4e58-1f212d-e9f1f0?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