Color

#05fa90

#05fa90
hex#05fa90
rgbrgb(5, 250, 144)
hslhsl(154, 96%, 50%)
oklchoklch(0.865 0.215 154.6)
Closest name: mediumspringgreen (#00fa9a)Relative luminance 0.7042

Colors that go with #05fa90

Violet, Charcoal and Deep Sky 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 →

#fa056f

#05fa15 · #05eafa

#9005fa · #fa9005

Split-complementary

Open in tool →

#fa05ea · #fa1505

#1505fa · #fa056f · #eafa05

Contrast

#05fa90 as textRatioAAAA largeAAAFix
Aaon white
1.39:1failfailfail
  • AA: use #03874e as the text (4.59:1)
  • AAA: use #02643a as the text (7.28:1)
  • AA: or shift the background to #5e5e5e (4.66:1)
  • AAA: or shift the background to #424242 (7.22:1)
Aaon black
15.08:1passpasspassPasses 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 #05fa90 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 #05fa90
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 #05fa90 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/05fa90-a2beb5-d459ca-1f2d2d-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