Color

#4f6457

#4f6457
hex#4f6457
rgbrgb(79, 100, 87)
hslhsl(143, 12%, 35%)
oklchoklch(0.482 0.033 157.7)
Closest name: Black Forest (#5e6354)Relative luminance 0.1146

Colors that go with #4f6457

Charcoal, Blush Pink and Cadet Blue 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 →

#644f5c

#51644f · #4f6461

#574f64 · #64574f

Split-complementary

Open in tool →

#614f64 · #644f51

#4f5164 · #644f5c · #64614f

Contrast

#4f6457 as textRatioAAAA largeAAAFix
Aaon white
6.38:1passpassfail
  • AAA: use #485b4f as the text (7.28:1)
Aaon black
3.29:1failpassfail
  • AA: use #607b6b as the text (4.54:1)
  • AAA: use #819c8c as the text (7.07:1)
  • AA: or shift the background to #d9d9d9 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f6457 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 #4f6457
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 #4f6457 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f6457-a2beb0-c859d4-1f2d2b-eaf1e9?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