Color

#2a6eb2

#2a6eb2
hex#2a6eb2
rgbrgb(42, 110, 178)
hslhsl(210, 62%, 43%)
oklchoklch(0.53 0.127 251.5)
Closest name: Campanula (#3473b7)Relative luminance 0.1486

Colors that go with #2a6eb2

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 →

#b26e2a

#2ab2b2 · #2a2ab2

#b22a6e · #6eb22a

Split-complementary

Open in tool →

#b22a2a · #b2b22a

#b22ab2 · #b26e2a · #2ab22a

Contrast

#2a6eb2 as textRatioAAAA largeAAAFix
Aaon white
5.29:1passpassfail
  • AAA: use #225991 as the text (7.23:1)
Aaon black
3.97:1failpassfail
  • AA: use #2e78c2 as the text (4.58:1)
  • AAA: use #5e9cd9 as the text (7.23:1)
  • AA: or shift the background to #ededed (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a6eb2 as the background.

Brands using this color

Fonts for this mood

#2a6eb2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a6eb2
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 #2a6eb2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a6eb2-9cabc4-df514e-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