Color

#65da0b

#65da0b
hex#65da0b
rgbrgb(101, 218, 11)
hslhsl(94, 90%, 45%)
oklchoklch(0.788 0.237 137)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5293

Colors that go with #65da0b

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 →

#810bda

#ccda0b · #0bda19

#0b65da · #da0b65

Split-complementary

Open in tool →

#190bda · #da0bcc

#0bccda · #810bda · #da190b

Contrast

#65da0b as textRatioAAAA largeAAAFix
Aaon white
1.81:1failfailfail
  • AA: use #3d8307 as the text (4.72:1)
  • AAA: use #2d6105 as the text (7.44:1)
  • AA: or shift the background to #4f4f4f (4.52:1)
  • AAA: or shift the background to #303030 (7.28:1)
Aaon black
11.59:1passpasspassPasses 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 #65da0b as the background.

Brands using this color

mcpConnect your agent — build around #65da0b
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 #65da0b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/65da0b-abbea2-5a4edf-1f2d1f-f0f1e9?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