Color

#2a6cdf

#2a6cdf
hex#2a6cdf
rgbrgb(42, 108, 223)
hslhsl(218, 74%, 52%)
oklchoklch(0.556 0.188 260.7)
Closest name: Royal Blue (#4169e1)Relative luminance 0.1655

Colors that go with #2a6cdf

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 →

#df9d2a

#2ac7df · #422adf

#df2a6c · #6cdf2a

Split-complementary

Open in tool →

#df422a · #c7df2a

#df2ac7 · #df9d2a · #2adf42

Contrast

#2a6cdf as textRatioAAAA largeAAAFix
Aaon white
4.87:1passpassfail
  • AAA: use #1b54b6 as the text (7.02:1)
Aaon black
4.31:1failpassfail
  • AA: use #3373e1 as the text (4.68:1)
  • AAA: use #6897e8 as the text (7.18:1)
  • AA: or shift the background to #f7f7f7 (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 #2a6cdf as the background.

Brands using this color

Fonts for this mood

#2a6cdf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a6cdf
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 #2a6cdf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a6cdf-9ca6c4-df644e-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