Color

#30f855

#30f855
hex#30f855
rgbrgb(48, 248, 85)
hslhsl(131, 93%, 58%)
oklchoklch(0.856 0.254 145.2)
Closest name: Cathode Green (#00ff55)Relative luminance 0.6842

Colors that go with #30f855

Violet, Deep Sky Blue 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 →

#f830d3

#6ff830 · #30f8b8

#5530f8 · #f85530

Split-complementary

Open in tool →

#b830f8 · #f8306f

#306ff8 · #f830d3 · #f8b830

Contrast

#30f855 as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #058a1d as the text (4.51:1)
  • AAA: use #046716 as the text (7.1:1)
  • AA: or shift the background to #5e5e5e (4.53:1)
  • AAA: or shift the background to #424242 (7.03:1)
Aaon black
14.68:1passpasspassPasses 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 #30f855 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 #30f855
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 #30f855 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/30f855-a2beaa-b34edf-1f2d28-ecf1e9?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