Color

#2661ba

#2661ba
hex#2661ba
rgbrgb(38, 97, 186)
hslhsl(216, 66%, 44%)
oklchoklch(0.504 0.153 258.8)
Closest name: Denim (#1560bd)Relative luminance 0.1251

Colors that go with #2661ba

Charcoal, Crimson and Amber 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 →

#ba7f26

#26abba · #3526ba

#ba2661 · #61ba26

Split-complementary

Open in tool →

#ba3526 · #abba26

#ba26ab · #ba7f26 · #26ba35

Contrast

#2661ba as textRatioAAAA largeAAAFix
Aaon white
6:1passpassfail
  • AAA: use #2256a5 as the text (7.14:1)
Aaon black
3.5:1failpassfail
  • AA: use #3474d5 as the text (4.6:1)
  • AAA: use #6797e0 as the text (7.08:1)
  • AA: or shift the background to #e0e0e0 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2661ba as the background.

Brands using this color

Fonts for this mood

#2661ba reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2661ba
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 #2661ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2661ba-9ca7c4-df5f4e-201f2d-e9f0f1?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