Color

#4d56fe

#4d56fe
hex#4d56fe
rgbrgb(77, 86, 254)
hslhsl(237, 99%, 65%)
oklchoklch(0.556 0.244 272.9)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.1539

Colors that go with #4d56fe

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 →

#fef54d

#4daffe · #9d4dfe

#fe4d56 · #56fe4d

Split-complementary

Open in tool →

#fe9d4d · #affe4d

#fe4daf · #fef54d · #4dfe9d

Contrast

#4d56fe as textRatioAAAA largeAAAFix
Aaon white
5.15:1passpassfail
  • AAA: use #2530fe as the text (7.16:1)
Aaon black
4.08:1failpassfail
  • AA: use #5860fe as the text (4.52:1)
  • AAA: use #858bfe as the text (7.12:1)
  • AA: or shift the background to #f0f0f0 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d56fe as the background.

Brands using this color

Fonts for this mood

#4d56fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d56fe
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 #4d56fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d56fe-9f9cc4-df924e-251f2d-e9edf1?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