Color

#4cb880

#4cb880
hex#4cb880
rgbrgb(76, 184, 128)
hslhsl(149, 43%, 51%)
oklchoklch(0.705 0.13 157.7)
Closest name: Bleached Olive (#55bb88)Relative luminance 0.3738

Colors that go with #4cb880

Charcoal, Blue and Cornflower Blue 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 →

#b84c84

#4eb84c · #4cb8b6

#804cb8 · #b8804c

Split-complementary

Open in tool →

#b64cb8 · #b84c4e

#4c4eb8 · #b84c84 · #b8b64c

Contrast

#4cb880 as textRatioAAAA largeAAAFix
Aaon white
2.48:1failfailfail
  • AA: use #34835a as the text (4.63:1)
  • AAA: use #276244 as the text (7.2:1)
  • AA: or shift the background to #3b3b3b (4.52:1)
  • AAA: or shift the background to #1a1a1a (7.02:1)
Aaon black
8.48:1passpasspassPasses 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 #4cb880 as the background.

Brands using this color

mcpConnect your agent — build around #4cb880
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 #4cb880 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4cb880-a2beb3-d459d4-1f2d2c-e9f1e9?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