Color

#6bb31e

#6bb31e
hex#6bb31e
rgbrgb(107, 179, 30)
hslhsl(89, 71%, 41%)
oklchoklch(0.693 0.186 133.1)
Closest name: Extra Life (#6ab417)Relative luminance 0.3546

Colors that go with #6bb31e

Royal Blue, Taupe and Orchid 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 →

#661eb3

#b3b01e · #21b31e

#1e6bb3 · #b31e6b

Split-complementary

Open in tool →

#1e21b3 · #b01eb3

#1eb3b0 · #661eb3 · #b31e21

Contrast

#6bb31e as textRatioAAAA largeAAAFix
Aaon white
2.6:1failfailfail
  • AA: use #4e8316 as the text (4.58:1)
  • AAA: use #396010 as the text (7.36:1)
  • AA: or shift the background to #383838 (4.52:1)
  • AAA: or shift the background to #141414 (7.1:1)
Aaon black
8.09:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #6bb31e 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 #6bb31e
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 #6bb31e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6bb31e-adbea2-4e4edf-212d1f-f1f1e9?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