Color

#040686

#040686
hex#040686
rgbrgb(4, 6, 134)
hslhsl(239, 94%, 27%)
oklchoklch(0.287 0.19 265.2)
Closest name: darkblue (#00008b)Relative luminance 0.0188

Tints & shades

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

Harmonies

Complementary

Open in tool →

#868304

#044786 · #430486

#860406 · #068604

Split-complementary

Open in tool →

#864304 · #478604

#860447 · #868304 · #048643

Contrast

#040686 as textRatioAAAA largeAAAFix
Aaon white
15.27:1passpasspassPasses AAA — no fix needed.
Aaon black
1.38:1failfailfail
  • AA: use #6163fa as the text (4.67:1)
  • AAA: use #888afb as the text (7.08:1)
  • AA: or shift the background to #8c8c8c (4.54:1)
  • AAA: or shift the background to #b0b0b0 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #040686 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

#040686 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #040686
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 #040686 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/040686-a09cc4-df964e-251f2d-e9edf1?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