Color

#4f7de8

#4f7de8
hex#4f7de8
rgbrgb(79, 125, 232)
hslhsl(222, 77%, 61%)
oklchoklch(0.611 0.169 264.4)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2216

Colors that go with #4f7de8

Charcoal, Crimson and Copper 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 →

#e8ba4f

#4fc9e8 · #6e4fe8

#e84f7d · #7de84f

Split-complementary

Open in tool →

#e86e4f · #c9e84f

#e84fc9 · #e8ba4f · #4fe86e

Contrast

#4f7de8 as textRatioAAAA largeAAAFix
Aaon white
3.87:1failpassfail
  • AA: use #3d70e6 as the text (4.51:1)
  • AAA: use #1a4ec7 as the text (7.1:1)
  • AA: or shift the background to #1a1a1a (4.5:1)
Aaon black
5.43:1passpassfail
  • AAA: use #6f94ec as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f7de8 as the background.

Brands using this color

Fonts for this mood

#4f7de8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f7de8
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 #4f7de8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f7de8-9ca3c4-df6e4e-211f2d-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