Color

#4d5089

#4d5089
hex#4d5089
rgbrgb(77, 80, 137)
hslhsl(237, 28%, 42%)
oklchoklch(0.456 0.092 279.8)
Closest name: Dusk (#4e5481)Relative luminance 0.0912

Colors that go with #4d5089

Charcoal, Steel Blue and Amber 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 #4d5089

Tints & shades

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

Harmonies

Complementary

Open in tool →

#89864d

#4d6e89 · #684d89

#894d50 · #50894d

Split-complementary

Open in tool →

#89684d · #6e894d

#894d6e · #89864d · #4d8968

Contrast

#4d5089 as textRatioAAAA largeAAAFix
Aaon white
7.44:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #6c6fac as the text (4.51:1)
  • AAA: use #9092c1 as the text (7.07:1)
  • AA: or shift the background to #cccccc (4.63:1)
  • AAA: or shift the background to #fafafa (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d5089 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 #4d5089
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 #4d5089 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d5089-9f9cc4-df924e-251f2d-e9edf1?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