Color

#5f74ec

#5f74ec
hex#5f74ec
rgbrgb(95, 116, 236)
hslhsl(231, 79%, 65%)
oklchoklch(0.605 0.181 272.4)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2098

Colors that go with #5f74ec

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 →

#ecd75f

#5fbbec · #915fec

#ec5f74 · #74ec5f

Split-complementary

Open in tool →

#ec915f · #bbec5f

#ec5fbb · #ecd75f · #5fec91

Contrast

#5f74ec as textRatioAAAA largeAAAFix
Aaon white
4.04:1failpassfail
  • AA: use #5269eb as the text (4.59:1)
  • AAA: use #2441e5 as the text (7.09:1)
  • AA: or shift the background to #141414 (4.56:1)
Aaon black
5.2:1passpassfail
  • AAA: use #7f90f0 as the text (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f74ec as the background.

Brands using this color

Fonts for this mood

#5f74ec reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5f74ec
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 #5f74ec and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f74ec-9c9ec4-df834e-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