Color

#5bd920

#5bd920
hex#5bd920
rgbrgb(91, 217, 32)
hslhsl(101, 74%, 49%)
oklchoklch(0.783 0.235 138.6)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5195

Colors that go with #5bd920

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 →

#9f20d9

#b8d920 · #20d942

#205bd9 · #d9205b

Split-complementary

Open in tool →

#4220d9 · #d920b8

#20b8d9 · #9f20d9 · #d94220

Contrast

#5bd920 as textRatioAAAA largeAAAFix
Aaon white
1.84:1failfailfail
  • AA: use #388514 as the text (4.63:1)
  • AAA: use #29620f as the text (7.37:1)
  • AA: or shift the background to #4d4d4d (4.59:1)
  • AAA: or shift the background to #303030 (7.16:1)
Aaon black
11.39:1passpasspassPasses 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 #5bd920 as the background.

Brands using this color

mcpConnect your agent — build around #5bd920
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 #5bd920 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bd920-a7bea2-6b4edf-1f2d21-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