Color

#040aae

#040aae
hex#040aae
rgbrgb(4, 10, 174)
hslhsl(238, 96%, 35%)
oklchoklch(0.346 0.231 264.7)
Closest name: Cobalt (#030aa7)Relative luminance 0.033

Tints & shades

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

Harmonies

Complementary

Open in tool →

#afa904

#045faf · #5404af

#af0409 · #09af04

Split-complementary

Open in tool →

#af5404 · #5faf04

#af045f · #afa904 · #04af54

Contrast

#040aae as textRatioAAAA largeAAAFix
Aaon white
12.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #5f64fc as the text (4.72:1)
  • AAA: use #878bfd as the text (7.14:1)
  • AA: or shift the background to #9c9c9c (4.61:1)
  • AAA: or shift the background to #c2c2c2 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #040aae 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

#040aae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #040aae
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 #040aae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/040aae-9f9cc4-df944e-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