Color

#2f4de4

#2f4de4
hex#2f4de4
rgbrgb(47, 77, 228)
hslhsl(230, 77%, 54%)
oklchoklch(0.504 0.229 267.7)
Closest name: C64 Blue (#003aff)Relative luminance 0.1151

Colors that go with #2f4de4

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.

Real palettes that use #2f4de4

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#e4c62f

#2fa8e4 · #6c2fe4

#e42f4d · #4de42f

Split-complementary

Open in tool →

#e46c2f · #a8e42f

#e42fa8 · #e4c62f · #2fe46c

Contrast

#2f4de4 as textRatioAAAA largeAAAFix
Aaon white
6.36:1passpassfail
  • AAA: use #2242e2 as the text (7.13:1)
Aaon black
3.3:1failpassfail
  • AA: use #536ce9 as the text (4.69:1)
  • AAA: use #7c8fee as the text (7.02:1)
  • AA: or shift the background to #d9d9d9 (4.5:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f4de4 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

#2f4de4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f4de4
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 #2f4de4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f4de4-9c9ec4-df814e-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