Color

#5b50be

#5b50be
hex#5b50be
rgbrgb(91, 80, 190)
hslhsl(246, 46%, 53%)
oklchoklch(0.503 0.166 283.2)
Closest name: slateblue (#6a5acd)Relative luminance 0.1168

Colors that go with #5b50be

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 →

#b3be50

#507cbe · #9250be

#be5b50 · #50be5b

Split-complementary

Open in tool →

#be9250 · #7cbe50

#be507c · #b3be50 · #50be92

Contrast

#5b50be as textRatioAAAA largeAAAFix
Aaon white
6.3:1passpassfail
  • AAA: use #5145ba as the text (7.22:1)
Aaon black
3.34:1failpassfail
  • AA: use #736ac8 as the text (4.62:1)
  • AAA: use #968fd6 as the text (7.2:1)
  • AA: or shift the background to #dbdbdb (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b50be as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#5b50be reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b50be
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 #5b50be and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b50be-a59cc4-dfa74e-271f2d-e9ecf1?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