Color

#3c8ffb

#3c8ffb
hex#3c8ffb
rgbrgb(60, 143, 251)
hslhsl(214, 96%, 61%)
oklchoklch(0.654 0.18 256.5)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.2757

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fba83c

#3ceefb · #493cfb

#fb3c8f · #8ffb3c

Split-complementary

Open in tool →

#fb493c · #eefb3c

#fb3cee · #fba83c · #3cfb49

Contrast

#3c8ffb as textRatioAAAA largeAAAFix
Aaon white
3.22:1failpassfail
  • AA: use #056ffa as the text (4.51:1)
  • AAA: use #0452b9 as the text (7.21:1)
  • AA: or shift the background to #292929 (4.51:1)
Aaon black
6.51:1passpassfail
  • AAA: use #4b97fb as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3c8ffb 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

#3c8ffb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3c8ffb
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 #3c8ffb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3c8ffb-9ca9c4-df5a4e-1f1f2d-e9f0f1?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