Color

#42848a

#42848a
hex#42848a
rgbrgb(66, 132, 138)
hslhsl(185, 35%, 40%)
oklchoklch(0.573 0.068 203.3)
Closest name: darkcyan (#008b8b)Relative luminance 0.195

Colors that go with #42848a

Charcoal, Amber and Champagne 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 →

#8a4842

#428a6c · #42608a

#8a4284 · #848a42

Split-complementary

Open in tool →

#8a4260 · #8a6c42

#6c428a · #8a4842 · #608a42

Contrast

#42848a as textRatioAAAA largeAAAFix
Aaon white
4.29:1failpassfail
  • AA: use #418086 as the text (4.51:1)
  • AAA: use #306064 as the text (7.04:1)
  • AA: or shift the background to #0d0d0d (4.53:1)
Aaon black
4.9:1passpassfail
  • AAA: use #51a1a9 as the text (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42848a 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

#42848a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42848a
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 #42848a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42848a-a2b8be-df4e88-1f262d-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