Color

#78a923

#78a923
hex#78a923
rgbrgb(120, 169, 35)
hslhsl(82, 66%, 40%)
oklchoklch(0.675 0.165 128.4)
Closest name: Gameboy Screen (#8bac0f)Relative luminance 0.3249

Colors that go with #78a923

Dodger Blue, Royal Blue and Taupe 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 →

#5423a9

#a99723 · #35a923

#2378a9 · #a92378

Split-complementary

Open in tool →

#2335a9 · #9723a9

#23a997 · #5423a9 · #a92335

Contrast

#78a923 as textRatioAAAA largeAAAFix
Aaon white
2.8:1failfailfail
  • AA: use #5a7f1a as the text (4.68:1)
  • AAA: use #456114 as the text (7.06:1)
  • AA: or shift the background to #333333 (4.51:1)
  • AAA: or shift the background to #0a0a0a (7.07:1)
Aaon black
7.5:1passpasspassPasses 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 #78a923 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 #78a923
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 #78a923 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/78a923-b0bea2-4e5fdf-222d1f-f1f0e9?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