Color

#2659cf

#2659cf
hex#2659cf
rgbrgb(38, 89, 207)
hslhsl(222, 69%, 48%)
oklchoklch(0.504 0.191 263.4)
Closest name: Denim (#1560bd)Relative luminance 0.1206

Colors that go with #2659cf

Charcoal, Sea Green 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 →

#cf9c26

#26adcf · #4826cf

#cf2659 · #59cf26

Split-complementary

Open in tool →

#cf4826 · #adcf26

#cf26ad · #cf9c26 · #26cf48

Contrast

#2659cf as textRatioAAAA largeAAAFix
Aaon white
6.15:1passpassfail
  • AAA: use #2351be as the text (7.02:1)
Aaon black
3.41:1failpassfail
  • AA: use #4170dc as the text (4.58:1)
  • AAA: use #7194e5 as the text (7.07:1)
  • AA: or shift the background to #dedede (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2659cf as the background.

Brands using this color

Fonts for this mood

#2659cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2659cf
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 #2659cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2659cf-9ca3c4-df6e4e-211f2d-e9eff1?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