Color

#5fb300

#5fb300
hex#5fb300
rgbrgb(95, 179, 0)
hslhsl(88, 100%, 35%)
oklchoklch(0.686 0.199 134.7)
Closest name: Extra Life (#6ab417)Relative luminance 0.3467

Colors that go with #5fb300

Taupe, Orchid and Cornflower Blue 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 →

#5300b3

#b3ad00 · #06b300

#005fb3 · #b3005f

Split-complementary

Open in tool →

#0006b3 · #ad00b3

#00b3ad · #5300b3 · #b30006

Contrast

#5fb300 as textRatioAAAA largeAAAFix
Aaon white
2.65:1failfailfail
  • AA: use #478500 as the text (4.54:1)
  • AAA: use #346100 as the text (7.35:1)
  • AA: or shift the background to #363636 (4.57:1)
  • AAA: or shift the background to #121212 (7.08:1)
Aaon black
7.93:1passpasspassPasses 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 #5fb300 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 #5fb300
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 #5fb300 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5fb300-aebea2-4e51df-212d1f-f1f1e9?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