Color

#45b2ba

#45b2ba
hex#45b2ba
rgbrgb(69, 178, 186)
hslhsl(184, 46%, 50%)
oklchoklch(0.705 0.098 202)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.3665

Colors that go with #45b2ba

Charcoal, Dark Olive Green and Denim 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 →

#ba4d45

#45ba87 · #4578ba

#ba45b2 · #b2ba45

Split-complementary

Open in tool →

#ba4578 · #ba8745

#8745ba · #ba4d45 · #78ba45

Contrast

#45b2ba as textRatioAAAA largeAAAFix
Aaon white
2.52:1failfailfail
  • AA: use #328086 as the text (4.6:1)
  • AAA: use #256065 as the text (7.14:1)
  • AA: or shift the background to #383838 (4.65:1)
  • AAA: or shift the background to #171717 (7.11:1)
Aaon black
8.33:1passpasspassPasses 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 #45b2ba as the background.

Brands using this color

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

Fonts for this mood

#45b2ba reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #45b2ba
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 #45b2ba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45b2ba-a2b9be-df4e8a-1f262d-e9f1ee?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