Color

#5f76dd

#5f76dd
hex#5f76dd
rgbrgb(95, 118, 221)
hslhsl(229, 65%, 62%)
oklchoklch(0.599 0.158 271.4)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2061

Colors that go with #5f76dd

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 →

#ddc65f

#5fb5dd · #875fdd

#dd5f76 · #76dd5f

Split-complementary

Open in tool →

#dd875f · #b5dd5f

#dd5fb5 · #ddc65f · #5fdd87

Contrast

#5f76dd as textRatioAAAA largeAAAFix
Aaon white
4.1:1failpassfail
  • AA: use #526bda as the text (4.69:1)
  • AAA: use #2c4ace as the text (7.05:1)
  • AA: or shift the background to #121212 (4.57:1)
Aaon black
5.12:1passpassfail
  • AAA: use #8193e4 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f76dd as the background.

Brands using this color

Fonts for this mood

#5f76dd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5f76dd
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 #5f76dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f76dd-9c9fc4-df7e4e-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