Color

#2f87da

#2f87da
hex#2f87da
rgbrgb(47, 135, 218)
hslhsl(209, 70%, 52%)
oklchoklch(0.612 0.15 250.8)
Closest name: Blue Jay (#5588dd)Relative luminance 0.2299

Colors that go with #2f87da

Charcoal, Crimson and Copper 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 →

#da822f

#2fdad7 · #2f32da

#da2f87 · #87da2f

Split-complementary

Open in tool →

#da2f32 · #dad72f

#d72fda · #da822f · #32da2f

Contrast

#2f87da as textRatioAAAA largeAAAFix
Aaon white
3.75:1failpassfail
  • AA: use #2378c7 as the text (4.58:1)
  • AAA: use #1b5b98 as the text (7.01:1)
  • AA: or shift the background to #1c1c1c (4.54:1)
Aaon black
5.6:1passpassfail
  • AAA: use #529be0 as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f87da as the background.

Brands using this color

Fonts for this mood

#2f87da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f87da
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 #2f87da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f87da-9cacc4-df4e4e-1f212d-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