Color

#25ef79

#25ef79
hex#25ef79
rgbrgb(37, 239, 121)
hslhsl(145, 86%, 54%)
oklchoklch(0.836 0.219 150.7)
Closest name: Emerald Ice Palace (#2af589)Relative luminance 0.6351

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef259b

#36ef25 · #25efde

#7925ef · #ef7925

Split-complementary

Open in tool →

#de25ef · #ef2536

#2536ef · #ef259b · #efde25

Contrast

#25ef79 as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #0a853d as the text (4.73:1)
  • AAA: use #07642e as the text (7.31:1)
  • AA: or shift the background to #595959 (4.57:1)
  • AAA: or shift the background to #3d3d3d (7.09:1)
Aaon black
13.7:1passpasspassPasses 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 #25ef79 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 #25ef79
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 #25ef79 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25ef79-a2beb1-cc59d4-1f2d2b-eaf1e9?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