Color

#290656

#290656
hex#290656
rgbrgb(41, 6, 86)
hslhsl(266, 87%, 18%)
oklchoklch(0.25 0.127 294.8)
Closest name: Hollow Knight (#330055)Relative luminance 0.0127

Tints & shades

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

Harmonies

Complementary

Open in tool →

#335606

#060b56 · #510656

#562906 · #065629

Split-complementary

Open in tool →

#565106 · #0b5606

#56060b · #335606 · #065651

Contrast

#290656 as textRatioAAAA largeAAAFix
Aaon white
16.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.25:1failfailfail
  • AA: use #934af2 as the text (4.5:1)
  • AAA: use #b27ef6 as the text (7.21:1)
  • AA: or shift the background to #858585 (4.54:1)
  • AAA: or shift the background to #a8a8a8 (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 #290656 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

#290656 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #290656
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 #290656 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/290656-b29cc4-dfd74e-2b1f2d-e9eaf1?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