Color

#42aabd

#42aabd
hex#42aabd
rgbrgb(66, 170, 189)
hslhsl(189, 48%, 50%)
oklchoklch(0.686 0.098 211.8)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3358

Colors that go with #42aabd

Charcoal, Terracotta and Amber 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 →

#bd5542

#42bd92 · #426dbd

#bd42aa · #aabd42

Split-complementary

Open in tool →

#bd426d · #bd9242

#9242bd · #bd5542 · #6dbd42

Contrast

#42aabd as textRatioAAAA largeAAAFix
Aaon white
2.72:1failfailfail
  • AA: use #317e8c as the text (4.67:1)
  • AAA: use #255f6a as the text (7.18:1)
  • AA: or shift the background to #333333 (4.64:1)
  • AAA: or shift the background to #0f0f0f (7.04:1)
Aaon black
7.72:1passpasspassPasses 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 #42aabd 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

#42aabd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42aabd
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 #42aabd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42aabd-a2b7be-df4e7e-1f252d-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