Color

#778b27

#778b27
hex#778b27
rgbrgb(119, 139, 39)
hslhsl(72, 56%, 35%)
oklchoklch(0.601 0.125 120.2)
Closest name: olivedrab (#6b8e23)Relative luminance 0.2253

Colors that go with #778b27

Charcoal, Royal Blue and Copper 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 →

#3b278b

#8b6d27 · #458b27

#27778b · #8b2777

Split-complementary

Open in tool →

#27458b · #6d278b

#278b6d · #3b278b · #8b2745

Contrast

#778b27 as textRatioAAAA largeAAAFix
Aaon white
3.81:1failpassfail
  • AA: use #6a7b23 as the text (4.7:1)
  • AAA: use #4e5b1a as the text (7.41:1)
  • AA: or shift the background to #1a1a1a (4.56:1)
Aaon black
5.51:1passpassfail
  • AAA: use #889f2d as the text (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #778b27 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 #778b27
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 #778b27 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/778b27-b5bea2-4e77df-242d1f-f1efe9?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