Color

#45fc31

#45fc31
hex#45fc31
rgbrgb(69, 252, 49)
hslhsl(114, 97%, 59%)
oklchoklch(0.867 0.272 141.8)
Closest name: Electric Laser Lime (#26ff2a)Relative luminance 0.7111

Colors that go with #45fc31

Violet, Hot Pink and Charcoal 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 #45fc31

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e831fc

#abfc31 · #31fc82

#3145fc · #fc3145

Split-complementary

Open in tool →

#8231fc · #fc31ab

#31abfc · #e831fc · #fc8231

Contrast

#45fc31 as textRatioAAAA largeAAAFix
Aaon white
1.38:1failfailfail
  • AA: use #0f8802 as the text (4.62:1)
  • AAA: use #0b6402 as the text (7.4:1)
  • AA: or shift the background to #5e5e5e (4.7:1)
  • AAA: or shift the background to #424242 (7.28:1)
Aaon black
15.22:1passpasspassPasses 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 #45fc31 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

mcpConnect your agent — build around #45fc31
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 #45fc31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45fc31-a2bea2-8a4edf-1f2d24-eef1e9?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