Color

#254ea7

#254ea7
hex#254ea7
rgbrgb(37, 78, 167)
hslhsl(221, 64%, 40%)
oklchoklch(0.448 0.151 263.1)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0863

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a77e25

#258fa7 · #3d25a7

#a7254e · #4ea725

Split-complementary

Open in tool →

#a73d25 · #8fa725

#a7258f · #a77e25 · #25a73d

Contrast

#254ea7 as textRatioAAAA largeAAAFix
Aaon white
7.7:1passpasspassPasses AAA — no fix needed.
Aaon black
2.73:1failfailfail
  • AA: use #4371d6 as the text (4.57:1)
  • AAA: use #7194e0 as the text (7.01:1)
  • AA: or shift the background to #c7c7c7 (4.56:1)
  • AAA: or shift the background to #f5f5f5 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #254ea7 as the background.

Brands using this color

Fonts for this mood

#254ea7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #254ea7
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 #254ea7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/254ea7-9ca4c4-df6b4e-211f2d-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