Color

#42699a

#42699a
hex#42699a
rgbrgb(66, 105, 154)
hslhsl(213, 40%, 43%)
oklchoklch(0.514 0.09 254.8)
Closest name: Chill of the Night (#256d8d)Relative luminance 0.1359

Colors that go with #42699a

Charcoal, Sea Green and Sienna 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 →

#9a7242

#42959a · #46429a

#9a4269 · #699a42

Split-complementary

Open in tool →

#9a4642 · #959a42

#9a4295 · #9a7242 · #429a46

Contrast

#42699a as textRatioAAAA largeAAAFix
Aaon white
5.65:1passpassfail
  • AAA: use #375881 as the text (7.3:1)
Aaon black
3.72:1failpassfail
  • AA: use #4b78af as the text (4.6:1)
  • AAA: use #7498c3 as the text (7.02:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42699a as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#42699a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #42699a
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 #42699a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42699a-9ca9c4-df584e-1f202d-e9f0f1?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