Color

#78e133

#78e133
hex#78e133
rgbrgb(120, 225, 51)
hslhsl(96, 74%, 54%)
oklchoklch(0.815 0.224 136.2)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5808

Colors that go with #78e133

Deep Sky Blue, Taupe and Violet 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 →

#9b33e1

#cfe133 · #33e144

#3378e1 · #e13378

Split-complementary

Open in tool →

#4433e1 · #e133cf

#33cfe1 · #9b33e1 · #e14433

Contrast

#78e133 as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #418514 as the text (4.58:1)
  • AAA: use #30620f as the text (7.29:1)
  • AA: or shift the background to #545454 (4.55:1)
  • AAA: or shift the background to #383838 (7.04:1)
Aaon black
12.62:1passpasspassPasses 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 #78e133 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 #78e133
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 #78e133 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78e133-aabea2-5f4edf-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