Color

#453b4e

#453b4e
hex#453b4e
rgbrgb(69, 59, 78)
hslhsl(272, 14%, 27%)
oklchoklch(0.37 0.035 308.6)
Closest name: Call It a Night (#42364c)Relative luminance 0.0494

Tints & shades

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

Harmonies

Complementary

Open in tool →

#444e3b

#3c3b4e · #4e3b4e

#4e453b · #3b4e45

Split-complementary

Open in tool →

#4e4e3b · #3b4e3c

#4e3c3b · #444e3b · #3b4e4e

Contrast

#453b4e as textRatioAAAA largeAAAFix
Aaon white
10.56:1passpasspassPasses AAA — no fix needed.
Aaon black
1.99:1failfailfail
  • AA: use #816e91 as the text (4.57:1)
  • AAA: use #9f91ac as the text (7.12:1)
  • AA: or shift the background to #ababab (4.6:1)
  • AAA: or shift the background to #d4d4d4 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #453b4e 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

#453b4e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #453b4e
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 #453b4e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/453b4e-b69cc4-c5cb62-2d1f2d-eae9f1?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