Color

#45bfbf

#45bfbf
hex#45bfbf
rgbrgb(69, 191, 191)
hslhsl(180, 49%, 51%)
oklchoklch(0.738 0.106 195.1)
Closest name: Emerald Bliss (#4cbdac)Relative luminance 0.4229

Colors that go with #45bfbf

Charcoal, Denim and Dodger Blue 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 →

#bf4545

#45bf82 · #4582bf

#bf45bf · #bfbf45

Split-complementary

Open in tool →

#bf4582 · #bf8245

#8245bf · #bf4545 · #82bf45

Contrast

#45bfbf as textRatioAAAA largeAAAFix
Aaon white
2.22:1failfailfail
  • AA: use #2c8181 as the text (4.6:1)
  • AAA: use #215f5f as the text (7.33:1)
  • AA: or shift the background to #424242 (4.53:1)
  • AAA: or shift the background to #212121 (7.25:1)
Aaon black
9.46:1passpasspassPasses 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 #45bfbf 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

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

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

tool url/palettes/new/45bfbf-a2bbbe-d45994-1f272d-e9f1ed?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