Color

#53c666

#53c666
hex#53c666
rgbrgb(83, 198, 102)
hslhsl(130, 50%, 55%)
oklchoklch(0.738 0.17 146.8)
Closest name: Emerald Green (#50c878)Relative luminance 0.4319

Colors that go with #53c666

Charcoal, Blue 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 →

#c653b3

#79c653 · #53c69f

#6653c6 · #c66653

Split-complementary

Open in tool →

#9f53c6 · #c65379

#5379c6 · #c653b3 · #c69f53

Contrast

#53c666 as textRatioAAAA largeAAAFix
Aaon white
2.18:1failfailfail
  • AA: use #2d863b as the text (4.58:1)
  • AAA: use #21632c as the text (7.28:1)
  • AA: or shift the background to #424242 (4.61:1)
  • AAA: or shift the background to #242424 (7.12:1)
Aaon black
9.64:1passpasspassPasses 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 #53c666 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 #53c666
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 #53c666 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/53c666-a2beaa-b14edf-1f2d28-ecf1e9?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