Color

#43bc0b

#43bc0b
hex#43bc0b
rgbrgb(67, 188, 11)
hslhsl(101, 89%, 39%)
oklchoklch(0.699 0.219 139.4)
Closest name: Frog (#58bc08)Relative luminance 0.3718

Colors that go with #43bc0b

Taupe, 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 →

#840bbc

#9cbc0b · #0bbc2b

#0b43bc · #bc0b43

Split-complementary

Open in tool →

#2b0bbc · #bc0b9c

#0b9cbc · #840bbc · #bc2b0b

Contrast

#43bc0b as textRatioAAAA largeAAAFix
Aaon white
2.49:1failfailfail
  • AA: use #308708 as the text (4.57:1)
  • AAA: use #246506 as the text (7.15:1)
  • AA: or shift the background to #3b3b3b (4.5:1)
  • AAA: or shift the background to #171717 (7.2:1)
Aaon black
8.44:1passpasspassPasses 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 #43bc0b 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 #43bc0b
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 #43bc0b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/43bc0b-a7bea2-6b4edf-1f2d21-eff1e9?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