Color

#01a3bc

#01a3bc
hex#01a3bc
rgbrgb(1, 163, 188)
hslhsl(188, 99%, 37%)
oklchoklch(0.658 0.115 213.7)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2983

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc1a01

#01bc77 · #0145bc

#bc01a3 · #a3bc01

Split-complementary

Open in tool →

#bc0145 · #bc7701

#7701bc · #bc1a01 · #45bc01

Contrast

#01a3bc as textRatioAAAA largeAAAFix
Aaon white
3.01:1failpassfail
  • AA: use #018093 as the text (4.66:1)
  • AAA: use #016170 as the text (7.13:1)
  • AA: or shift the background to #2e2e2e (4.5:1)
Aaon black
6.97:1passpassfail
  • AAA: use #01a7c1 as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01a3bc 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

#01a3bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01a3bc
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 #01a3bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01a3bc-a2b7be-df4e81-1f252d-e9f1ee?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