Color

#3053df

#3053df
hex#3053df
rgbrgb(48, 83, 223)
hslhsl(228, 73%, 53%)
oklchoklch(0.51 0.216 267.1)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1214

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dfbc30

#30aadf · #6430df

#df3053 · #53df30

Split-complementary

Open in tool →

#df6430 · #aadf30

#df30aa · #dfbc30 · #30df64

Contrast

#3053df as textRatioAAAA largeAAAFix
Aaon white
6.13:1passpassfail
  • AAA: use #2246d8 as the text (7.15:1)
Aaon black
3.43:1failpassfail
  • AA: use #4f6ce3 as the text (4.59:1)
  • AAA: use #7b91ea as the text (7.08:1)
  • AA: or shift the background to #dedede (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3053df 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

#3053df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3053df
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 #3053df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3053df-9c9fc4-df7c4e-231f2d-e9eff1?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