Color

#453a83

#453a83
hex#453a83
rgbrgb(69, 58, 131)
hslhsl(249, 39%, 37%)
oklchoklch(0.4 0.118 286.7)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0593

Tints & shades

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

Harmonies

Complementary

Open in tool →

#78833a

#3a5383 · #693a83

#83453a · #3a8345

Split-complementary

Open in tool →

#83693a · #53833a

#833a53 · #78833a · #3a8369

Contrast

#453a83 as textRatioAAAA largeAAAFix
Aaon white
9.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #776abe as the text (4.59:1)
  • AAA: use #978ecd as the text (7.07:1)
  • AA: or shift the background to #b3b3b3 (4.58:1)
  • AAA: or shift the background to #dedede (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #453a83 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

#453a83 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #453a83
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 #453a83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/453a83-a79cc4-dfae4e-271f2d-e9ecf1?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