Color

#101fea

#101fea
hex#101fea
rgbrgb(16, 31, 234)
hslhsl(236, 87%, 49%)
oklchoklch(0.442 0.281 265.4)
Closest name: Blue Overdose (#0020ef)Relative luminance 0.0703

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eadb10

#108bea · #6e10ea

#ea101f · #1fea10

Split-complementary

Open in tool →

#ea6e10 · #8bea10

#ea108b · #eadb10 · #10ea6e

Contrast

#101fea as textRatioAAAA largeAAAFix
Aaon white
8.73:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #5d67f4 as the text (4.71:1)
  • AAA: use #888ff7 as the text (7.32:1)
  • AA: or shift the background to #bdbdbd (4.65:1)
  • AAA: or shift the background to #e8e8e8 (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 #101fea 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

#101fea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #101fea
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 #101fea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/101fea-9e9cc4-df8f4e-241f2d-e9eef1?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