Color

#6fe651

#6fe651
hex#6fe651
rgbrgb(111, 230, 81)
hslhsl(108, 75%, 61%)
oklchoklch(0.826 0.216 139.9)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.6057

Colors that go with #6fe651

Deep Sky Blue, Taupe and Violet 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 →

#c851e6

#b9e651 · #51e67e

#516fe6 · #e6516f

Split-complementary

Open in tool →

#7e51e6 · #e651b9

#51b9e6 · #c851e6 · #e67e51

Contrast

#6fe651 as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #2a8613 as the text (4.65:1)
  • AAA: use #1f620e as the text (7.47:1)
  • AA: or shift the background to #575757 (4.51:1)
  • AAA: or shift the background to #383838 (7.32:1)
Aaon black
13.11:1passpasspassPasses 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 #6fe651 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 #6fe651
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 #6fe651 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6fe651-a4bea2-7c4edf-1f2d23-eff1e9?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