Color

#4e818d

#4e818d
hex#4e818d
rgbrgb(78, 129, 141)
hslhsl(191, 29%, 43%)
oklchoklch(0.572 0.058 214.4)
Closest name: Arctic (#648589)Relative luminance 0.1924

Colors that go with #4e818d

Charcoal, Copper and Champagne 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 →

#8d5a4e

#4e8d79 · #4e628d

#8d4e82 · #828d4e

Split-complementary

Open in tool →

#8d4e62 · #8d794e

#794e8d · #8d5a4e · #628d4e

Contrast

#4e818d as textRatioAAAA largeAAAFix
Aaon white
4.33:1failpassfail
  • AA: use #4a7c87 as the text (4.64:1)
  • AAA: use #385e66 as the text (7.09:1)
  • AA: or shift the background to #0a0a0a (4.57:1)
Aaon black
4.85:1passpassfail
  • AAA: use #689fac as the text (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e818d 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 #4e818d
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 #4e818d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e818d-a2b6be-df4e7a-1f252d-e9f1ef?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