Color

#455cde

#455cde
hex#455cde
rgbrgb(69, 92, 222)
hslhsl(231, 70%, 57%)
oklchoklch(0.535 0.199 270.5)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1419

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dec745

#45a8de · #7a45de

#de455c · #5cde45

Split-complementary

Open in tool →

#de7a45 · #a8de45

#de45a8 · #dec745 · #45de7a

Contrast

#455cde as textRatioAAAA largeAAAFix
Aaon white
5.47:1passpassfail
  • AAA: use #2b45da as the text (7.08:1)
Aaon black
3.84:1failpassfail
  • AA: use #566be1 as the text (4.59:1)
  • AAA: use #8191e9 as the text (7.16:1)
  • AA: or shift the background to #ebebeb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #455cde 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

#455cde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #455cde
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 #455cde and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/455cde-9c9ec4-df834e-231f2d-e9eef1?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