Color

#199acc

#199acc
hex#199acc
rgbrgb(25, 154, 204)
hslhsl(197, 78%, 45%)
oklchoklch(0.645 0.125 231.5)
Closest name: Blue Burst (#309cd0)Relative luminance 0.2768

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cc4c19

#19cca5 · #1940cc

#cc199a · #9acc19

Split-complementary

Open in tool →

#cc1940 · #cca519

#a519cc · #cc4c19 · #40cc19

Contrast

#199acc as textRatioAAAA largeAAAFix
Aaon white
3.21:1failpassfail
  • AA: use #157ea8 as the text (4.58:1)
  • AAA: use #0f5c7b as the text (7.4:1)
  • AA: or shift the background to #292929 (4.53:1)
Aaon black
6.54:1passpassfail
  • AAA: use #1aa0d5 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 #199acc 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

#199acc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #199acc
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 #199acc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/199acc-9cb4c4-df4e6b-1f232d-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