Color

#4f9301

#4f9301
hex#4f9301
rgbrgb(79, 147, 1)
hslhsl(88, 99%, 29%)
oklchoklch(0.594 0.171 134.3)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.2253

Colors that go with #4f9301

Crimson, Royal Blue and Charcoal 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 →

#450193

#938e01 · #069301

#014f93 · #93014f

Split-complementary

Open in tool →

#010693 · #8e0193

#01938e · #450193 · #930106

Contrast

#4f9301 as textRatioAAAA largeAAAFix
Aaon white
3.81:1failpassfail
  • AA: use #478401 as the text (4.6:1)
  • AAA: use #346000 as the text (7.45:1)
  • AA: or shift the background to #1a1a1a (4.56:1)
Aaon black
5.51:1passpassfail
  • AAA: use #5cad01 as the text (7.43:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4f9301 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#4f9301 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4f9301
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 #4f9301 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4f9301-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