Color

#058ab3

#058ab3
hex#058ab3
rgbrgb(5, 138, 179)
hslhsl(194, 95%, 36%)
oklchoklch(0.592 0.115 228)
Closest name: Ahoy! Blue (#0082a1)Relative luminance 0.2146

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b32d05

#05b384 · #0533b3

#b3058a · #8ab305

Split-complementary

Open in tool →

#b30533 · #b38405

#8405b3 · #b32d05 · #33b305

Contrast

#058ab3 as textRatioAAAA largeAAAFix
Aaon white
3.97:1failpassfail
  • AA: use #047fa4 as the text (4.59:1)
  • AAA: use #03607c as the text (7.08:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.29:1passpassfail
  • AAA: use #05a1d1 as the text (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #058ab3 as the background.

Brands using this color

Fonts for this mood

#058ab3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #058ab3
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 #058ab3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/058ab3-9cb6c4-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