Color

#426d8a

#426d8a
hex#426d8a
rgbrgb(66, 109, 138)
hslhsl(204, 35%, 40%)
oklchoklch(0.516 0.066 239.4)
Closest name: Astral (#376f89)Relative luminance 0.1393

Colors that go with #426d8a

Charcoal, Royal Blue 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 →

#8a5f42

#428a83 · #42498a

#8a426d · #6d8a42

Split-complementary

Open in tool →

#8a4249 · #8a8342

#83428a · #8a5f42 · #498a42

Contrast

#426d8a as textRatioAAAA largeAAAFix
Aaon white
5.55:1passpassfail
  • AAA: use #385d75 as the text (7.02:1)
Aaon black
3.79:1failpassfail
  • AA: use #4b7b9b as the text (4.61:1)
  • AAA: use #6e9bb9 as the text (7.05:1)
  • AA: or shift the background to #e8e8e8 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #426d8a 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

#426d8a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #426d8a
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 #426d8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/426d8a-9cafc4-df4e5a-1f222d-e9f1f0?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