Color

#406e91

#406e91
hex#406e91
rgbrgb(64, 110, 145)
hslhsl(206, 39%, 41%)
oklchoklch(0.52 0.075 242.9)
Closest name: Astral (#376f89)Relative luminance 0.1429

Tints & shades

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

Harmonies

Complementary

Open in tool →

#916340

#40918c · #404591

#91406e · #6e9140

Split-complementary

Open in tool →

#914045 · #918c40

#8c4091 · #916340 · #459140

Contrast

#406e91 as textRatioAAAA largeAAAFix
Aaon white
5.44:1passpassfail
  • AAA: use #355b79 as the text (7.18:1)
Aaon black
3.86:1failpassfail
  • AA: use #4679a0 as the text (4.5:1)
  • AAA: use #6e9cbf as the text (7.17:1)
  • AA: or shift the background to #ebebeb (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #406e91 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

#406e91 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #406e91
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 #406e91 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/406e91-9caec4-df4e56-1f212d-e9f1f1?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