Color

#00663d

#00663d
hex#00663d
rgbrgb(0, 102, 61)
hslhsl(156, 100%, 20%)
oklchoklch(0.449 0.106 157.6)
Closest name: Bucolic (#1b6634)Relative luminance 0.0984

Colors that go with #00663d

Charcoal, Crimson and Royal 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.

Real palettes that use #00663d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#660029

#00660a · #005c66

#3d0066 · #663d00

Split-complementary

Open in tool →

#66005c · #660a00

#0a0066 · #660029 · #5c6600

Contrast

#00663d as textRatioAAAA largeAAAFix
Aaon white
7.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #008a53 as the text (4.76:1)
  • AAA: use #00ad68 as the text (7.18:1)
  • AA: or shift the background to #cfcfcf (4.54:1)
  • AAA: or shift the background to #ffffff (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00663d as the background.

Brands using this color

Fonts for this mood

#00663d reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00663d
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 #00663d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00663d-a2beb6-d459c6-1f2d2d-e9f1ea?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