Color

#4da01c

#4da01c
hex#4da01c
rgbrgb(77, 160, 28)
hslhsl(98, 70%, 37%)
oklchoklch(0.629 0.179 137.1)
Closest name: Grass Is Greener (#3f9b0b)Relative luminance 0.268

Colors that go with #4da01c

Charcoal, Blue and Crimson 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 →

#701ca0

#8fa01c · #1ca02e

#1c4da0 · #a01c4d

Split-complementary

Open in tool →

#2e1ca0 · #a01c8f

#1c8fa0 · #701ca0 · #a02e1c

Contrast

#4da01c as textRatioAAAA largeAAAFix
Aaon white
3.3:1failpassfail
  • AA: use #408618 as the text (4.52:1)
  • AAA: use #306412 as the text (7.1:1)
  • AA: or shift the background to #262626 (4.58:1)
Aaon black
6.36:1passpassfail
  • AAA: use #51a91e as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4da01c 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 #4da01c
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 #4da01c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4da01c-a9bea2-644edf-1f2d20-f0f1e9?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