Color

#5bfd58

#5bfd58
hex#5bfd58
rgbrgb(91, 253, 88)
hslhsl(119, 98%, 67%)
oklchoklch(0.877 0.246 142.9)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7318

Colors that go with #5bfd58

Violet, Charcoal and Hot Pink 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 →

#fb58fd

#aefd58 · #58fda8

#585bfd · #fd585b

Split-complementary

Open in tool →

#a858fd · #fd58ae

#58aefd · #fb58fd · #fda858

Contrast

#5bfd58 as textRatioAAAA largeAAAFix
Aaon white
1.34:1failfailfail
  • AA: use #048801 as the text (4.64:1)
  • AAA: use #036501 as the text (7.33:1)
  • AA: or shift the background to #616161 (4.61:1)
  • AAA: or shift the background to #454545 (7.14:1)
Aaon black
15.64:1passpasspassPasses 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 #5bfd58 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 #5bfd58
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 #5bfd58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5bfd58-a2bea5-964edf-1f2d25-edf1e9?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