Color

#20511f

#20511f
hex#20511f
rgbrgb(32, 81, 31)
hslhsl(119, 45%, 22%)
oklchoklch(0.388 0.096 143.1)
Closest name: Mysterious Mixture (#0f521a)Relative luminance 0.0629

Colors that go with #20511f

Blue, Emerald Green and Sage Green 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 →

#511f51

#39511f · #1f5137

#1f2051 · #511f20

Split-complementary

Open in tool →

#371f51 · #511f39

#1f3951 · #511f51 · #51371f

Contrast

#20511f as textRatioAAAA largeAAAFix
Aaon white
9.3:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #348532 as the text (4.55:1)
  • AAA: use #42aa41 as the text (7.06:1)
  • AA: or shift the background to #b5b5b5 (4.54:1)
  • AAA: or shift the background to #e0e0e0 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #20511f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#20511f reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #20511f
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 #20511f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20511f-a2bea5-964edf-1f2d25-edf1e9?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