Color
#683df5
#683df5rgb(104, 61, 245)hsl(254, 90%, 60%)oklch(0.533 0.253 284.6)Colors that go with #683df5
Charcoal, Blue and Cobalt Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #683df5: softer than #000 and cool enough to feel like part of the same palette.
Blue #0000ff
shipped4 real palettes, including Signal's brand system and Dropbox's brand system put Blue beside #683df5, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #683df5: 5 real palettes, including Nivea's brand system and NHL's brand system, as the lead colour.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #683df5: 4 real palettes, including Mastodon hosted on mastodon.social's brand system and Roblox's brand system, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #683df5 in 6 real palettes, including Gemstone and Toyota's brand system, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #683df5: 5 real palettes, including Render's brand system and Calm's brand system, as the supporting colour.
Light Sky Blue #87cefa
shippedLight Sky Blue is paired with #683df5 in 4 real palettes, including Calm's brand system and Telehealth, as the supporting colour.
Olive Green #808000
complementaryOlive Green sits directly opposite #683df5 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #683df5
Tints & shades
Harmonies
Contrast
| #683df5 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.87:1 | pass | pass | fail |
|
Aaon black | 3.57:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #683df5 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
#683df5 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #683df5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/683df5-aa9cc4-dfbb4e-291f2d-e9ebf1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md