Color

#2f5cee

#2f5cee
hex#2f5cee
rgbrgb(47, 92, 238)
hslhsl(226, 85%, 56%)
oklchoklch(0.539 0.225 265.7)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1443

Colors that go with #2f5cee

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 →

#eec22f

#2fbbee · #622fee

#ee2f5c · #5cee2f

Split-complementary

Open in tool →

#ee622f · #bbee2f

#ee2fbb · #eec22f · #2fee62

Contrast

#2f5cee as textRatioAAAA largeAAAFix
Aaon white
5.4:1passpassfail
  • AAA: use #1243e2 as the text (7.18:1)
Aaon black
3.89:1failpassfail
  • AA: use #426bf0 as the text (4.59:1)
  • AAA: use #7694f4 as the text (7.31:1)
  • AA: or shift the background to #ebebeb (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f5cee as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2f5cee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f5cee
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 #2f5cee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f5cee-9ca1c4-df774e-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