Color

#048bb4

#048bb4
hex#048bb4
rgbrgb(4, 139, 180)
hslhsl(194, 96%, 36%)
oklchoklch(0.595 0.115 227.8)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2179

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b42d04

#04b485 · #0433b4

#b4048b · #8bb404

Split-complementary

Open in tool →

#b40433 · #b48504

#8504b4 · #b42d04 · #33b404

Contrast

#048bb4 as textRatioAAAA largeAAAFix
Aaon white
3.92:1failpassfail
  • AA: use #037fa5 as the text (4.58:1)
  • AAA: use #03607d as the text (7.06:1)
  • AA: or shift the background to #171717 (4.57:1)
Aaon black
5.36:1passpassfail
  • AAA: use #04a2d2 as the text (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 #048bb4 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#048bb4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #048bb4
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 #048bb4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/048bb4-9cb6c4-df4e72-1f242d-e9f1ef?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