Color

#01cbf4

#01cbf4
hex#01cbf4
rgbrgb(1, 203, 244)
hslhsl(190, 99%, 48%)
oklchoklch(0.778 0.141 219.4)
Closest name: deepskyblue (#00bfff)Relative luminance 0.4925

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f42a01

#01f4a3 · #0152f4

#f401cb · #cbf401

Split-complementary

Open in tool →

#f40152 · #f4a301

#a301f4 · #f42a01 · #52f401

Contrast

#01cbf4 as textRatioAAAA largeAAAFix
Aaon white
1.94:1failfailfail
  • AA: use #017f98 as the text (4.68:1)
  • AAA: use #016175 as the text (7.08:1)
  • AA: or shift the background to #4a4a4a (4.58:1)
  • AAA: or shift the background to #2e2e2e (7.02:1)
Aaon black
10.85:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #01cbf4 as the background.

Brands using this color

Fonts for this mood

#01cbf4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01cbf4
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 #01cbf4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01cbf4-a2b6be-df4e7c-1f252d-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