Color

#4d7dfe

#4d7dfe
hex#4d7dfe
rgbrgb(77, 125, 254)
hslhsl(224, 99%, 65%)
oklchoklch(0.625 0.199 265.6)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.234

Colors that go with #4d7dfe

Charcoal, Red 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 →

#fecf4d

#4dd5fe · #774dfe

#fe4d7d · #7dfe4d

Split-complementary

Open in tool →

#fe774d · #d5fe4d

#fe4dd5 · #fecf4d · #4dfe77

Contrast

#4d7dfe as textRatioAAAA largeAAAFix
Aaon white
3.7:1failpassfail
  • AA: use #346afe as the text (4.53:1)
  • AAA: use #0140ef as the text (7.04:1)
  • AA: or shift the background to #1c1c1c (4.61:1)
Aaon black
5.68:1passpassfail
  • AAA: use #6c93fe as the text (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d7dfe as the background.

Brands using this color

Fonts for this mood

#4d7dfe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d7dfe
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 #4d7dfe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d7dfe-9ca2c4-df724e-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