Color

#045cd7

#045cd7
hex#045cd7
rgbrgb(4, 92, 215)
hslhsl(215, 96%, 43%)
oklchoklch(0.51 0.203 259.8)
Closest name: God of Rain (#4466cc)Relative luminance 0.1259

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d77f04

#04c5d7 · #1604d7

#d7045c · #5cd704

Split-complementary

Open in tool →

#d71604 · #c5d704

#d704c5 · #d77f04 · #04d716

Contrast

#045cd7 as textRatioAAAA largeAAAFix
Aaon white
5.97:1passpassfail
  • AAA: use #0451be as the text (7.18:1)
Aaon black
3.52:1failpassfail
  • AA: use #0a6efa as the text (4.62:1)
  • AAA: use #5097fb as the text (7.16:1)
  • AA: or shift the background to #e0e0e0 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #045cd7 as the background.

Brands using this color

Fonts for this mood

#045cd7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #045cd7
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 #045cd7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/045cd7-9ca8c4-df5d4e-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