Color

#45f2bb

#45f2bb
hex#45f2bb
rgbrgb(69, 242, 187)
hslhsl(161, 87%, 61%)
oklchoklch(0.861 0.159 166.9)
Closest name: Aphrodite Aqua (#45e9c1)Relative luminance 0.6836

Colors that go with #45f2bb

Charcoal, Taupe 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 →

#f2457c

#45f265 · #45d2f2

#bb45f2 · #f2bb45

Split-complementary

Open in tool →

#f245d2 · #f26545

#6545f2 · #f2457c · #d2f245

Contrast

#45f2bb as textRatioAAAA largeAAAFix
Aaon white
1.43:1failfailfail
  • AA: use #09865e as the text (4.58:1)
  • AAA: use #076447 as the text (7.18:1)
  • AA: or shift the background to #5e5e5e (4.53:1)
  • AAA: or shift the background to #424242 (7.02:1)
Aaon black
14.67:1passpasspassPasses 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 #45f2bb as the background.

Brands using this color

mcpConnect your agent — build around #45f2bb
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 #45f2bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45f2bb-a2beb8-d459bb-1f2c2d-e9f1eb?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