Color

#28dc2e

#28dc2e
hex#28dc2e
rgbrgb(40, 220, 46)
hslhsl(122, 72%, 51%)
oklchoklch(0.779 0.248 143)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5183

Colors that go with #28dc2e

Violet, Hot Pink and Dark Orange 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.

Real palettes that use #28dc2e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dc28d6

#7cdc28 · #28dc88

#2e28dc · #dc2e28

Split-complementary

Open in tool →

#8828dc · #dc287c

#287cdc · #dc28d6 · #dc8828

Contrast

#28dc2e as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #16881a as the text (4.59:1)
  • AAA: use #106513 as the text (7.26:1)
  • AA: or shift the background to #4d4d4d (4.58:1)
  • AAA: or shift the background to #303030 (7.14:1)
Aaon black
11.37:1passpasspassPasses 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 #28dc2e 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 #28dc2e
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 #28dc2e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28dc2e-a2bea6-9e4edf-1f2d26-edf1e9?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