Color

#536788

#536788
hex#536788
rgbrgb(83, 103, 136)
hslhsl(217, 24%, 43%)
oklchoklch(0.511 0.058 260.3)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1332

Colors that go with #536788

Charcoal, Sea Green and Sienna 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 →

#887453

#538288 · #595388

#885368 · #688853

Split-complementary

Open in tool →

#885953 · #828853

#885382 · #887453 · #538859

Contrast

#536788 as textRatioAAAA largeAAAFix
Aaon white
5.73:1passpassfail
  • AAA: use #485975 as the text (7.09:1)
Aaon black
3.66:1failpassfail
  • AA: use #5f769b as the text (4.55:1)
  • AAA: use #8799b5 as the text (7.25:1)
  • AA: or shift the background to #e6e6e6 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #536788 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 #536788
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 #536788 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/536788-9ca7c4-df624e-201f2d-e9f0f1?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