Color

#1e58ae

#1e58ae
hex#1e58ae
rgbrgb(30, 88, 174)
hslhsl(216, 71%, 40%)
oklchoklch(0.473 0.15 258.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1031

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ae741e

#1ea0ae · #2c1eae

#ae1e58 · #58ae1e

Split-complementary

Open in tool →

#ae2c1e · #a0ae1e

#ae1ea0 · #ae741e · #1eae2c

Contrast

#1e58ae as textRatioAAAA largeAAAFix
Aaon white
6.86:1passpassfail
  • AAA: use #1d55aa as the text (7.16:1)
Aaon black
3.06:1failpassfail
  • AA: use #2e73dc as the text (4.6:1)
  • AAA: use #6296e4 as the text (7:1)
  • AA: or shift the background to #d4d4d4 (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1e58ae as the background.

Brands using this color

Fonts for this mood

#1e58ae reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1e58ae
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 #1e58ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1e58ae-9ca7c4-df5f4e-201f2d-e9f0f1?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