Color

#2f4bfe

#2f4bfe
hex#2f4bfe
rgbrgb(47, 75, 254)
hslhsl(232, 99%, 59%)
oklchoklch(0.525 0.262 267.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.1279

Colors that go with #2f4bfe

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 →

#fee22f

#2fb2fe · #7b2ffe

#fe2f4b · #4bfe2f

Split-complementary

Open in tool →

#fe7b2f · #b2fe2f

#fe2fb2 · #fee22f · #2ffe7b

Contrast

#2f4bfe as textRatioAAAA largeAAAFix
Aaon white
5.9:1passpassfail
  • AAA: use #1635fe as the text (7.06:1)
Aaon black
3.56:1failpassfail
  • AA: use #4d65fe as the text (4.61:1)
  • AAA: use #7b8dfe as the text (7.08:1)
  • AA: or shift the background to #e3e3e3 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f4bfe as the background.

Brands using this color

Fonts for this mood

#2f4bfe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f4bfe
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 #2f4bfe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f4bfe-9c9dc4-df864e-231f2d-e9eef1?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