Color

#45f290

#45f290
hex#45f290
rgbrgb(69, 242, 144)
hslhsl(146, 87%, 61%)
oklchoklch(0.852 0.195 153.5)
Closest name: Emerald Ice Palace (#2af589)Relative luminance 0.6678

Colors that go with #45f290

Violet, Charcoal and Deep Sky Blue 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 →

#f245a7

#51f245 · #45f2e7

#9045f2 · #f29045

Split-complementary

Open in tool →

#e745f2 · #f24551

#4551f2 · #f245a7 · #f2e745

Contrast

#45f290 as textRatioAAAA largeAAAFix
Aaon white
1.46:1failfailfail
  • AA: use #09863f as the text (4.67:1)
  • AAA: use #07642f as the text (7.31:1)
  • AA: or shift the background to #5c5c5c (4.57:1)
  • AAA: or shift the background to #404040 (7.09:1)
Aaon black
14.36:1passpasspassPasses 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 #45f290 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 #45f290
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 #45f290 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45f290-a2beb1-ce59d4-1f2d2b-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