Color

#4d6380

#4d6380
hex#4d6380
rgbrgb(77, 99, 128)
hslhsl(214, 25%, 40%)
oklchoklch(0.494 0.054 255.5)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1206

Colors that go with #4d6380

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 →

#80694d

#4d7c80 · #504d80

#804d63 · #63804d

Split-complementary

Open in tool →

#80504d · #7c804d

#804d7c · #80694d · #4d8050

Contrast

#4d6380 as textRatioAAAA largeAAAFix
Aaon white
6.15:1passpassfail
  • AAA: use #455973 as the text (7.17:1)
Aaon black
3.41:1failpassfail
  • AA: use #5c7699 as the text (4.51:1)
  • AAA: use #8398b4 as the text (7.12:1)
  • AA: or shift the background to #dedede (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d6380 as the background.

Brands using this color

mcpConnect your agent — build around #4d6380
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 #4d6380 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d6380-9ca9c4-df5a4e-1f1f2d-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