Color

#490bf4

#490bf4
hex#490bf4
rgbrgb(73, 11, 244)
hslhsl(256, 91%, 50%)
oklchoklch(0.47 0.285 277.3)
Closest name: Overdue Blue (#4400ff)Relative luminance 0.0819

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b6f40b

#0b42f4 · #bd0bf4

#f4490b · #0bf449

Split-complementary

Open in tool →

#f4bd0b · #42f40b

#f40b42 · #b6f40b · #0bf4bd

Contrast

#490bf4 as textRatioAAAA largeAAAFix
Aaon white
7.96:1passpasspassPasses AAA — no fix needed.
Aaon black
2.64:1failfailfail
  • AA: use #8055f7 as the text (4.56:1)
  • AAA: use #a485f9 as the text (7.3:1)
  • AA: or shift the background to #c4c4c4 (4.57:1)
  • AAA: or shift the background to #f2f2f2 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #490bf4 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

#490bf4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #490bf4
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 #490bf4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/490bf4-ab9cc4-dfbf4e-291f2d-e9ebf1?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