Color

#28d745

#28d745
hex#28d745
rgbrgb(40, 215, 69)
hslhsl(130, 69%, 50%)
oklchoklch(0.768 0.231 144.8)
Closest name: Green Priestess (#11dd55)Relative luminance 0.4948

Colors that go with #28d745

Blue, Taupe and Violet 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 →

#d728ba

#62d728 · #28d79d

#4528d7 · #d74528

Split-complementary

Open in tool →

#9d28d7 · #d72862

#2862d7 · #d728ba · #d79d28

Contrast

#28d745 as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #19862b as the text (4.68:1)
  • AAA: use #136721 as the text (7.02:1)
  • AA: or shift the background to #4a4a4a (4.6:1)
  • AAA: or shift the background to #2e2e2e (7.05:1)
Aaon black
10.9:1passpasspassPasses 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 #28d745 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 #28d745
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 #28d745 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/28d745-a2beaa-b14edf-1f2d28-ecf1e9?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