Color

#454fa5

#454fa5
hex#454fa5
rgbrgb(69, 79, 165)
hslhsl(234, 41%, 46%)
oklchoklch(0.466 0.137 274.8)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0957

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a59c45

#457fa5 · #6c45a5

#a5454f · #4fa545

Split-complementary

Open in tool →

#a56c45 · #7fa545

#a5457f · #a59c45 · #45a56c

Contrast

#454fa5 as textRatioAAAA largeAAAFix
Aaon white
7.2:1passpasspassPasses AAA — no fix needed.
Aaon black
2.91:1failfailfail
  • AA: use #6871c0 as the text (4.71:1)
  • AAA: use #8c93cf as the text (7.19:1)
  • AA: or shift the background to #cfcfcf (4.62:1)
  • AAA: or shift the background to #fcfcfc (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #454fa5 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

#454fa5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #454fa5
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 #454fa5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/454fa5-9d9cc4-df8a4e-241f2d-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