Color

#78bf45

#78bf45
hex#78bf45
rgbrgb(120, 191, 69)
hslhsl(95, 49%, 51%)
oklchoklch(0.732 0.171 134.5)
Closest name: Exit Light (#55bb33)Relative luminance 0.4168

Colors that go with #78bf45

Taupe, Violet 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.

Real palettes that use #78bf45

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#8c45bf

#b5bf45 · #45bf4f

#4578bf · #bf4578

Split-complementary

Open in tool →

#4f45bf · #bf45b5

#45b5bf · #8c45bf · #bf4f45

Contrast

#78bf45 as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #50812c as the text (4.65:1)
  • AAA: use #3b5f21 as the text (7.38:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.16:1)
Aaon black
9.34:1passpasspassPasses 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 #78bf45 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #78bf45
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 #78bf45 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78bf45-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