Color

#455ae3

#455ae3
hex#455ae3
rgbrgb(69, 90, 227)
hslhsl(232, 74%, 58%)
oklchoklch(0.535 0.208 270.9)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1412

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e3ce45

#45a9e3 · #7f45e3

#e3455a · #5ae345

Split-complementary

Open in tool →

#e37f45 · #a9e345

#e345a9 · #e3ce45 · #45e37f

Contrast

#455ae3 as textRatioAAAA largeAAAFix
Aaon white
5.49:1passpassfail
  • AAA: use #2a42df as the text (7.13:1)
Aaon black
3.82:1failpassfail
  • AA: use #566ae6 as the text (4.6:1)
  • AAA: use #8391ec as the text (7.23:1)
  • AA: or shift the background to #ebebeb (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #455ae3 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

#455ae3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #455ae3
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 #455ae3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/455ae3-9c9dc4-df864e-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