Color

#555972

#555972
hex#555972
rgbrgb(85, 89, 114)
hslhsl(232, 15%, 39%)
oklchoklch(0.47 0.041 277.6)
Closest name: Deep Indigo (#4c567a)Relative luminance 0.1029

Colors that go with #555972

Steel Blue, Teal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#726e55

#556772 · #5f5572

#725559 · #597255

Split-complementary

Open in tool →

#725f55 · #677255

#725567 · #726e55 · #55725f

Contrast

#555972 as textRatioAAAA largeAAAFix
Aaon white
6.87:1passpassfail
  • AAA: use #52566f as the text (7.19:1)
Aaon black
3.06:1failpassfail
  • AA: use #6f7495 as the text (4.61:1)
  • AAA: use #9296af as the text (7.2:1)
  • AA: or shift the background to #d4d4d4 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #555972 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 #555972
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 #555972 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/555972-9c9dc4-df864e-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