Color

#7da121

#7da121
hex#7da121
rgbrgb(125, 161, 33)
hslhsl(77, 66%, 38%)
oklchoklch(0.659 0.153 124.8)
Closest name: BioShock (#889900)Relative luminance 0.2996

Colors that go with #7da121

Blue, Charcoal and Dark Olive 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 →

#4521a1

#a18521 · #3da121

#217da1 · #a1217d

Split-complementary

Open in tool →

#213da1 · #8521a1

#21a185 · #4521a1 · #a1213d

Contrast

#7da121 as textRatioAAAA largeAAAFix
Aaon white
3:1failpassfail
  • AA: use #627f1a as the text (4.6:1)
  • AAA: use #485d13 as the text (7.37:1)
  • AA: or shift the background to #2e2e2e (4.52:1)
Aaon black
6.99:1passpassfail
  • AAA: use #80a522 as the text (7.32:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #7da121 as the background.

Brands using this color

mcpConnect your agent — build around #7da121
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 #7da121 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7da121-b3bea2-4e6bdf-232d1f-f1efe9?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