Color

#05ffa3

#05ffa3
hex#05ffa3
rgbrgb(5, 255, 163)
hslhsl(158, 100%, 51%)
oklchoklch(0.881 0.205 158.3)
Closest name: mediumspringgreen (#00fa9a)Relative luminance 0.742

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ff0561

#05ff26 · #05deff

#a305ff · #ffa305

Split-complementary

Open in tool →

#ff05de · #ff2605

#2605ff · #ff0561 · #deff05

Contrast

#05ffa3 as textRatioAAAA largeAAAFix
Aaon white
1.33:1failfailfail
  • AA: use #008554 as the text (4.68:1)
  • AAA: use #006641 as the text (7.05:1)
  • AA: or shift the background to #636363 (4.53:1)
  • AAA: or shift the background to #474747 (7.01:1)
Aaon black
15.84:1passpasspassPasses 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 #05ffa3 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 #05ffa3
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 #05ffa3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05ffa3-a2beb7-d459c2-1f2c2d-e9f1eb?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