Color

#5f508b

#5f508b
hex#5f508b
rgbrgb(95, 80, 139)
hslhsl(255, 27%, 43%)
oklchoklch(0.473 0.094 294.2)
Closest name: Freshly Purpleized (#5c5083)Relative luminance 0.1003

Colors that go with #5f508b

Charcoal, Sea Green and Blue 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.

Real palettes that use #5f508b

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#7c8b50

#505f8b · #7c508b

#8b5f50 · #508b5f

Split-complementary

Open in tool →

#8b7c50 · #5f8b50

#8b505f · #7c8b50 · #508b7c

Contrast

#5f508b as textRatioAAAA largeAAAFix
Aaon white
6.98:1passpassfail
  • AAA: use #5d4e88 as the text (7.21:1)
Aaon black
3.01:1failpassfail
  • AA: use #7d6dab as the text (4.65:1)
  • AAA: use #9d91c0 as the text (7.24:1)
  • AA: or shift the background to #d1d1d1 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f508b as the background.

Brands using this color

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

mcpConnect your agent — build around #5f508b
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 #5f508b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f508b-ab9cc4-dfbd4e-291f2d-e9ebf1?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