Color

#457dde

#457dde
hex#457dde
rgbrgb(69, 125, 222)
hslhsl(218, 70%, 57%)
oklchoklch(0.6 0.159 260.6)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.2121

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dea645

#45cade · #5945de

#de457d · #7dde45

Split-complementary

Open in tool →

#de5945 · #cade45

#de45ca · #dea645 · #45de59

Contrast

#457dde as textRatioAAAA largeAAAFix
Aaon white
4.01:1failpassfail
  • AA: use #3371db as the text (4.64:1)
  • AAA: use #1f53ad as the text (7.24:1)
  • AA: or shift the background to #141414 (4.6:1)
Aaon black
5.24:1passpassfail
  • AAA: use #6c98e5 as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #457dde 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

#457dde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #457dde
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 #457dde and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/457dde-9ca6c4-df644e-201f2d-e9f0f1?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