Color

#5f488e

#5f488e
hex#5f488e
rgbrgb(95, 72, 142)
hslhsl(260, 33%, 42%)
oklchoklch(0.459 0.112 296.9)
Closest name: Lords of the Night (#664488)Relative luminance 0.0902

Colors that go with #5f488e

Midnight Blue, Dark Olive Green and Sea Green 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 #5f488e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#778e48

#48548e · #83488e

#8e5f48 · #488e5f

Split-complementary

Open in tool →

#8e8348 · #548e48

#8e4854 · #778e48 · #488e83

Contrast

#5f488e as textRatioAAAA largeAAAFix
Aaon white
7.49:1passpasspassPasses AAA — no fix needed.
Aaon black
2.8:1failfailfail
  • AA: use #826ab4 as the text (4.67:1)
  • AAA: use #9f8cc5 as the text (7.03:1)
  • AA: or shift the background to #c9c9c9 (4.52:1)
  • AAA: or shift the background to #fafafa (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f488e 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 #5f488e
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 #5f488e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f488e-ae9cc4-dfc94e-2a1f2d-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