Color

#348acb

#348acb
hex#348acb
rgbrgb(52, 138, 203)
hslhsl(206, 59%, 50%)
oklchoklch(0.612 0.128 245.2)
Closest name: steelblue (#4682b4)Relative luminance 0.2322

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cb7534

#34cbc1 · #343ecb

#cb348a · #8acb34

Split-complementary

Open in tool →

#cb343e · #cbc134

#c134cb · #cb7534 · #3ecb34

Contrast

#348acb as textRatioAAAA largeAAAFix
Aaon white
3.72:1failpassfail
  • AA: use #2e79b2 as the text (4.67:1)
  • AAA: use #235b86 as the text (7.21:1)
  • AA: or shift the background to #1c1c1c (4.58:1)
Aaon black
5.64:1passpassfail
  • AAA: use #559cd3 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #348acb as the background.

Brands using this color

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

Fonts for this mood

#348acb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #348acb
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 #348acb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/348acb-9caec4-df4e56-1f212d-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