Color

#4db503

#4db503
hex#4db503
rgbrgb(77, 181, 3)
hslhsl(95, 97%, 36%)
oklchoklch(0.684 0.209 137.7)
Closest name: Frog (#58bc08)Relative luminance 0.3463

Colors that go with #4db503

Taupe, Medium Orchid 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 →

#6b03b5

#a6b503 · #03b512

#034db5 · #b5034d

Split-complementary

Open in tool →

#1203b5 · #b503a6

#03a6b5 · #6b03b5 · #b51203

Contrast

#4db503 as textRatioAAAA largeAAAFix
Aaon white
2.65:1failfailfail
  • AA: use #388302 as the text (4.76:1)
  • AAA: use #2b6402 as the text (7.18:1)
  • AA: or shift the background to #363636 (4.56:1)
  • AAA: or shift the background to #121212 (7.07:1)
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 #4db503 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 #4db503
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 #4db503 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4db503-aabea2-5d4edf-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