Color

#45b548

#45b548
hex#45b548
rgbrgb(69, 181, 72)
hslhsl(122, 45%, 49%)
oklchoklch(0.685 0.18 143.7)
Closest name: Intoxicate (#11bb55)Relative luminance 0.3478

Colors that go with #45b548

Charcoal, Royal Blue and Taupe 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 →

#b545b1

#79b545 · #45b581

#4845b5 · #b54845

Split-complementary

Open in tool →

#8145b5 · #b54579

#4579b5 · #b545b1 · #b58145

Contrast

#45b548 as textRatioAAAA largeAAAFix
Aaon white
2.64:1failfailfail
  • AA: use #328535 as the text (4.62:1)
  • AAA: use #266428 as the text (7.15:1)
  • AA: or shift the background to #363636 (4.58:1)
  • AAA: or shift the background to #121212 (7.1:1)
Aaon black
7.96:1passpasspassPasses 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 #45b548 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #45b548
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 #45b548 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45b548-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