Color

#5f6cf7

#5f6cf7
hex#5f6cf7
rgbrgb(95, 108, 247)
hslhsl(235, 90%, 67%)
oklchoklch(0.598 0.205 274.3)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1987

Colors that go with #5f6cf7

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 →

#f7ea5f

#5fb7f7 · #9e5ff7

#f75f6c · #6cf75f

Split-complementary

Open in tool →

#f79e5f · #b7f75f

#f75fb7 · #f7ea5f · #5ff79e

Contrast

#5f6cf7 as textRatioAAAA largeAAAFix
Aaon white
4.22:1failpassfail
  • AA: use #5563f6 as the text (4.66:1)
  • AAA: use #2536f4 as the text (7.21:1)
  • AA: or shift the background to #0f0f0f (4.54:1)
Aaon black
4.97:1passpassfail
  • AAA: use #868ff9 as the text (7.31:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f6cf7 as the background.

Brands using this color

Fonts for this mood

#5f6cf7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5f6cf7
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 #5f6cf7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f6cf7-9e9cc4-df8d4e-241f2d-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