Color

#2a6ebb

#2a6ebb
hex#2a6ebb
rgbrgb(42, 110, 187)
hslhsl(212, 63%, 45%)
oklchoklch(0.535 0.139 254.1)
Closest name: Campanula (#3473b7)Relative luminance 0.1523

Colors that go with #2a6ebb

Charcoal, Crimson and Sienna 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 →

#bb782a

#2ab6bb · #2f2abb

#bb2a6e · #6ebb2a

Split-complementary

Open in tool →

#bb2f2a · #b6bb2a

#bb2ab6 · #bb782a · #2abb2f

Contrast

#2a6ebb as textRatioAAAA largeAAAFix
Aaon white
5.19:1passpassfail
  • AAA: use #225896 as the text (7.23:1)
Aaon black
4.05:1failpassfail
  • AA: use #2e78cc as the text (4.67:1)
  • AAA: use #619adb as the text (7.15:1)
  • AA: or shift the background to #f0f0f0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a6ebb as the background.

Brands using this color

Fonts for this mood

#2a6ebb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a6ebb
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 #2a6ebb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a6ebb-9caac4-df564e-1f202d-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