Color

#253e83

#253e83
hex#253e83
rgbrgb(37, 62, 131)
hslhsl(224, 56%, 33%)
oklchoklch(0.385 0.12 265.9)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0548

Tints & shades

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

Harmonies

Complementary

Open in tool →

#836a25

#256d83 · #3b2583

#83253e · #3e8325

Split-complementary

Open in tool →

#833b25 · #6d8325

#83256d · #836a25 · #25833b

Contrast

#253e83 as textRatioAAAA largeAAAFix
Aaon white
10.02:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #5071ce as the text (4.59:1)
  • AAA: use #7c95da as the text (7.17:1)
  • AA: or shift the background to #b0b0b0 (4.62:1)
  • AAA: or shift the background to #d9d9d9 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #253e83 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

#253e83 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #253e83
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 #253e83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/253e83-9ca2c4-df724e-221f2d-e9eff1?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