Color

#2f5ada

#2f5ada
hex#2f5ada
rgbrgb(47, 90, 218)
hslhsl(225, 70%, 52%)
oklchoklch(0.518 0.202 265.5)
Closest name: Royal Blue (#4169e1)Relative luminance 0.1298

Colors that go with #2f5ada

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 →

#daaf2f

#2fafda · #5a2fda

#da2f5a · #5ada2f

Split-complementary

Open in tool →

#da5a2f · #afda2f

#da2faf · #daaf2f · #2fda5a

Contrast

#2f5ada as textRatioAAAA largeAAAFix
Aaon white
5.84:1passpassfail
  • AAA: use #234cc7 as the text (7.17:1)
Aaon black
3.6:1failpassfail
  • AA: use #496edf as the text (4.58:1)
  • AAA: use #7994e7 as the text (7.2:1)
  • AA: or shift the background to #e3e3e3 (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 #2f5ada as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2f5ada reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f5ada
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 #2f5ada and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f5ada-9ca1c4-df754e-221f2d-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