Color

#5790fa

#5790fa
hex#5790fa
rgbrgb(87, 144, 250)
hslhsl(219, 94%, 66%)
oklchoklch(0.666 0.169 261.6)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.2887

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fac157

#57e1fa · #6f57fa

#fa5790 · #90fa57

Split-complementary

Open in tool →

#fa6f57 · #e1fa57

#fa57e1 · #fac157 · #57fa6f

Contrast

#5790fa as textRatioAAAA largeAAAFix
Aaon white
3.1:1failpassfail
  • AA: use #206cf8 as the text (4.6:1)
  • AAA: use #064dd0 as the text (7.05:1)
  • AA: or shift the background to #2b2b2b (4.57:1)
Aaon black
6.77:1passpassfail
  • AAA: use #5c93fa as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5790fa 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

#5790fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5790fa
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 #5790fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5790fa-9ca5c4-df664e-211f2d-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