Color

#0459b4

#0459b4
hex#0459b4
rgbrgb(4, 89, 180)
hslhsl(211, 96%, 36%)
oklchoklch(0.475 0.161 256.2)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1047

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b45f04

#04b1b4 · #0704b4

#b40459 · #59b404

Split-complementary

Open in tool →

#b40704 · #b1b404

#b404b1 · #b45f04 · #04b407

Contrast

#0459b4 as textRatioAAAA largeAAAFix
Aaon white
6.79:1passpassfail
  • AAA: use #0456af as the text (7.11:1)
Aaon black
3.09:1failpassfail
  • AA: use #0572e6 as the text (4.56:1)
  • AAA: use #3c98fb as the text (7.08:1)
  • AA: or shift the background to #d4d4d4 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0459b4 as the background.

Brands using this color

Fonts for this mood

#0459b4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0459b4
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 #0459b4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0459b4-9cabc4-df534e-1f202d-e9f1f1?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