Color

#64971c

#64971c
hex#64971c
rgbrgb(100, 151, 28)
hslhsl(85, 69%, 35%)
oklchoklch(0.617 0.156 130.5)
Closest name: Asparagus Sultan (#6a8e22)Relative luminance 0.2493

Colors that go with #64971c

Charcoal, Crimson and 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4f1c97

#978d1c · #26971c

#1c6497 · #971c64

Split-complementary

Open in tool →

#1c2697 · #8d1c97

#1c978d · #4f1c97 · #971c26

Contrast

#64971c as textRatioAAAA largeAAAFix
Aaon white
3.51:1failpassfail
  • AA: use #558118 as the text (4.63:1)
  • AAA: use #3f5f11 as the text (7.35:1)
  • AA: or shift the background to #212121 (4.59:1)
Aaon black
5.99:1passpassfail
  • AAA: use #6fa81f as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #64971c 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 #64971c
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 #64971c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/64971c-afbea2-4e58df-212d1f-f1f0e9?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