Color

#535774

#535774
hex#535774
rgbrgb(83, 87, 116)
hslhsl(233, 17%, 39%)
oklchoklch(0.465 0.047 278.3)
Closest name: Deep Indigo (#4c567a)Relative luminance 0.0992

Colors that go with #535774

Steel Blue, Copper and Crimson 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 #535774

Tints & shades

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

Harmonies

Complementary

Open in tool →

#747053

#536774 · #605374

#745356 · #567453

Split-complementary

Open in tool →

#746053 · #677453

#745367 · #747053 · #537460

Contrast

#535774 as textRatioAAAA largeAAAFix
Aaon white
7.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.98:1failfailfail
  • AA: use #6d7297 as the text (4.5:1)
  • AAA: use #9194b1 as the text (7.07:1)
  • AA: or shift the background to #cfcfcf (4.52:1)
  • AAA: or shift the background to #ffffff (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #535774 as the background.

Brands using this color

mcpConnect your agent — build around #535774
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 #535774 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/535774-9c9cc4-df884e-241f2d-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