Color

#515e45

#515e45
hex#515e45
rgbrgb(81, 94, 69)
hslhsl(91, 15%, 32%)
oklchoklch(0.463 0.042 130.3)
Closest name: Muddy Olive (#4b5d46)Relative luminance 0.1018

Colors that go with #515e45

Slate Blue, Cadet Blue 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.

Real palettes that use #515e45

Tints & shades

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

Harmonies

Complementary

Open in tool →

#52455e

#5d5e45 · #455e46

#45515e · #5e4551

Split-complementary

Open in tool →

#46455e · #5e455d

#455d5e · #52455e · #5e4645

Contrast

#515e45 as textRatioAAAA largeAAAFix
Aaon white
6.91:1passpassfail
  • AAA: use #4f5b43 as the text (7.22:1)
Aaon black
3.04:1failpassfail
  • AA: use #6b7b5b as the text (4.61:1)
  • AAA: use #899b78 as the text (7.02:1)
  • AA: or shift the background to #d1d1d1 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #515e45 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 #515e45
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 #515e45 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/515e45-acbea2-534edf-202d1f-f1f1e9?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