Color

#1017ea

#1017ea
hex#1017ea
rgbrgb(16, 23, 234)
hslhsl(238, 87%, 49%)
oklchoklch(0.436 0.285 265.5)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0666

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eae210

#1084ea · #7610ea

#ea1017 · #17ea10

Split-complementary

Open in tool →

#ea7610 · #84ea10

#ea1084 · #eae210 · #10ea76

Contrast

#1017ea as textRatioAAAA largeAAAFix
Aaon white
9:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #5d62f4 as the text (4.52:1)
  • AAA: use #888bf7 as the text (7.08:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (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 #1017ea as the background.

Brands using this color

Fonts for this mood

#1017ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1017ea
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 #1017ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1017ea-9f9cc4-df944e-251f2d-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