Color

#426c8a

#426c8a
hex#426c8a
rgbrgb(66, 108, 138)
hslhsl(205, 35%, 40%)
oklchoklch(0.513 0.067 240.9)
Closest name: Astral (#376f89)Relative luminance 0.1372

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#8a6042

#428a84 · #42488a

#8a426c · #6c8a42

Split-complementary

Open in tool →

#8a4248 · #8a8442

#84428a · #8a6042 · #488a42

Contrast

#426c8a as textRatioAAAA largeAAAFix
Aaon white
5.61:1passpassfail
  • AAA: use #385c75 as the text (7.1:1)
Aaon black
3.74:1failpassfail
  • AA: use #4b799b as the text (4.51:1)
  • AAA: use #729dbb as the text (7.26:1)
  • AA: or shift the background to #e8e8e8 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #426c8a 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

#426c8a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #426c8a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #426c8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/426c8a-9cafc4-df4e58-1f212d-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