Color

#23c778

#23c778
hex#23c778
rgbrgb(35, 199, 120)
hslhsl(151, 70%, 46%)
oklchoklch(0.732 0.171 155.5)
Closest name: Emerald Green (#50c878)Relative luminance 0.4256

Colors that go with #23c778

Charcoal, Mustard Yellow and Royal 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 →

#c72373

#23c726 · #23c5c7

#7823c7 · #c77823

Split-complementary

Open in tool →

#c723c5 · #c72623

#2623c7 · #c72373 · #c5c723

Contrast

#23c778 as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #188651 as the text (4.6:1)
  • AAA: use #12643c as the text (7.21:1)
  • AA: or shift the background to #424242 (4.55:1)
  • AAA: or shift the background to #242424 (7.03:1)
Aaon black
9.51:1passpasspassPasses 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 #23c778 as the background.

Brands using this color

mcpConnect your agent — build around #23c778
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 #23c778 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23c778-a2beb4-d459d0-1f2d2c-e9f1ea?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