Color

#158ff9

#158ff9
hex#158ff9
rgbrgb(21, 143, 249)
hslhsl(208, 95%, 53%)
oklchoklch(0.645 0.185 251.8)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.2664

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f98015

#15f9f1 · #151df9

#f9158f · #8ff915

Split-complementary

Open in tool →

#f9151d · #f9f115

#f115f9 · #f98015 · #1df915

Contrast

#158ff9 as textRatioAAAA largeAAAFix
Aaon white
3.32:1failpassfail
  • AA: use #0575d6 as the text (4.64:1)
  • AAA: use #0459a4 as the text (7.07:1)
  • AA: or shift the background to #262626 (4.56:1)
Aaon black
6.33:1passpassfail
  • AAA: use #2e9bfa as the text (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #158ff9 as the background.

Brands using this color

Fonts for this mood

#158ff9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #158ff9
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 #158ff9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/158ff9-9cadc4-df4e51-1f212d-e9f1f1?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