Color

#00511d

#00511d
hex#00511d
rgbrgb(0, 81, 29)
hslhsl(141, 100%, 16%)
oklchoklch(0.379 0.109 148.3)
Closest name: Mysterious Mixture (#0f521a)Relative luminance 0.0597

Colors that go with #00511d

Emerald Green, Sage Green and Taupe 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 →

#520035

#0c5200 · #005245

#1d0052 · #521d00

Split-complementary

Open in tool →

#450052 · #52000c

#000c52 · #520035 · #524500

Contrast

#00511d as textRatioAAAA largeAAAFix
Aaon white
9.57:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #008a30 as the text (4.68:1)
  • AAA: use #00ad3d as the text (7.04:1)
  • AA: or shift the background to #b3b3b3 (4.56:1)
  • AAA: or shift the background to #dedede (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00511d 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

#00511d reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00511d
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 #00511d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00511d-a2beaf-c459d4-1f2d2a-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