Color

#00664d

#00664d
hex#00664d
rgbrgb(0, 102, 77)
hslhsl(165, 100%, 20%)
oklchoklch(0.453 0.091 168.7)
Closest name: Into the Green (#0d6c49)Relative luminance 0.1004

Colors that go with #00664d

Charcoal, Crimson and Medium Violet Red 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 #00664d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#66001a

#00661a · #004d66

#4d0066 · #664d00

Split-complementary

Open in tool →

#66004d · #661a00

#1a0066 · #66001a · #4d6600

Contrast

#00664d as textRatioAAAA largeAAAFix
Aaon white
6.98:1passpassfail
  • AAA: use #006149 as the text (7.48:1)
Aaon black
3.01:1failpassfail
  • AA: use #008563 as the text (4.54:1)
  • AAA: use #00ad82 as the text (7.3:1)
  • AA: or shift the background to #d1d1d1 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00664d 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

#00664d reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00664d
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 #00664d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00664d-a2beba-d459b3-1f2b2d-e9f1eb?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