Color

#45de51

#45de51
hex#45de51
rgbrgb(69, 222, 81)
hslhsl(125, 70%, 57%)
oklchoklch(0.793 0.223 144.2)
Closest name: Green Priestess (#11dd55)Relative luminance 0.541

Colors that go with #45de51

Taupe, Violet and Hot Pink 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 →

#de45d1

#85de45 · #45de9e

#5145de · #de5145

Split-complementary

Open in tool →

#9e45de · #de4585

#4585de · #de45d1 · #de9e45

Contrast

#45de51 as textRatioAAAA largeAAAFix
Aaon white
1.78:1failfailfail
  • AA: use #188621 as the text (4.7:1)
  • AAA: use #126418 as the text (7.34:1)
  • AA: or shift the background to #4f4f4f (4.61:1)
  • AAA: or shift the background to #333333 (7.11:1)
Aaon black
11.82:1passpasspassPasses 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 #45de51 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 #45de51
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 #45de51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45de51-a2bea7-a54edf-1f2d26-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