Color

#53e481

#53e481
hex#53e481
rgbrgb(83, 228, 129)
hslhsl(139, 73%, 61%)
oklchoklch(0.818 0.186 150.5)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5891

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#e453b6

#6ee453 · #53e4ca

#8153e4 · #e48153

Split-complementary

Open in tool →

#ca53e4 · #e4536e

#536ee4 · #e453b6 · #e4ca53

Contrast

#53e481 as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #158438 as the text (4.78:1)
  • AAA: use #10652b as the text (7.2:1)
  • AA: or shift the background to #545454 (4.61:1)
  • AAA: or shift the background to #383838 (7.14:1)
Aaon black
12.78:1passpasspassPasses 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 #53e481 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 #53e481
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #53e481 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/53e481-a2beae-c059d4-1f2d2a-ebf1e9?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