Color

#150db5

#150db5
hex#150db5
rgbrgb(21, 13, 181)
hslhsl(243, 87%, 38%)
oklchoklch(0.362 0.234 267.4)
Closest name: Dark Galaxy (#0018a8)Relative luminance 0.0378

Tints & shades

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

Harmonies

Complementary

Open in tool →

#adb50d

#0d58b5 · #690db5

#b5150d · #0db515

Split-complementary

Open in tool →

#b5690d · #58b50d

#b50d58 · #adb50d · #0db569

Contrast

#150db5 as textRatioAAAA largeAAAFix
Aaon white
11.95:1passpasspassPasses AAA — no fix needed.
Aaon black
1.76:1failfailfail
  • AA: use #6962f4 as the text (4.65:1)
  • AAA: use #928df7 as the text (7.38:1)
  • AA: or shift the background to #a1a1a1 (4.63:1)
  • AAA: or shift the background to #c7c7c7 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #150db5 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

#150db5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #150db5
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 #150db5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/150db5-a39cc4-dfa04e-261f2d-e9edf1?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