Color

#9ef291

#9ef291
hex#9ef291
rgbrgb(158, 242, 145)
hslhsl(112, 79%, 76%)
oklchoklch(0.885 0.153 141.1)
Closest name: lightgreen (#90ee90)Relative luminance 0.7282

Colors that go with #9ef291

Plum, Charcoal and Crimson 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 →

#e591f2

#cff291 · #91f2b5

#919ef2 · #f2919e

Split-complementary

Open in tool →

#b591f2 · #f291cf

#91cff2 · #e591f2 · #f2b591

Contrast

#9ef291 as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #208910 as the text (4.52:1)
  • AAA: use #18640c as the text (7.32:1)
  • AA: or shift the background to #616161 (4.59:1)
  • AAA: or shift the background to #454545 (7.11:1)
Aaon black
15.56:1passpasspassPasses 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 #9ef291 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#9ef291 reads as vivid, light, clean. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #9ef291
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 #9ef291 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/9ef291-a2bea2-864edf-1f2d23-eef1e9?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