Color

#45ee1b

#45ee1b
hex#45ee1b
rgbrgb(69, 238, 27)
hslhsl(108, 86%, 52%)
oklchoklch(0.83 0.265 140.9)
Closest name: Becquerel (#4bec13)Relative luminance 0.6249

Colors that go with #45ee1b

Deep Sky Blue, 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 →

#c41bee

#afee1b · #1bee5a

#1b45ee · #ee1b45

Split-complementary

Open in tool →

#5a1bee · #ee1baf

#1bafee · #c41bee · #ee5a1b

Contrast

#45ee1b as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #23850a as the text (4.74:1)
  • AAA: use #1a6407 as the text (7.32:1)
  • AA: or shift the background to #595959 (4.5:1)
  • AAA: or shift the background to #3b3b3b (7.2:1)
Aaon black
13.5:1passpasspassPasses 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 #45ee1b 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 #45ee1b
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 #45ee1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45ee1b-a4bea2-7c4edf-1f2d23-eff1e9?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