Color
#999df5
#999df5rgb(153, 157, 245)hsl(237, 82%, 78%)oklch(0.728 0.127 280.8)Colors that go with #999df5
Charcoal, Deep Sky Blue and Goldenrod 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 #999df5: softer than #000 and cool enough to feel like part of the same palette.
Deep Sky Blue #00bfff
analogousshippedDeep Sky Blue is #999df5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Goldenrod #daa520
complementaryshippedGoldenrod sits directly opposite #999df5 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #999df5 in 5 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #999df5: 5 real palettes, including Coca-Cola's brand system and Venmo's brand system, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #999df5: 4 real palettes, including Venmo's brand system and Opensea's brand system, as the lead colour.
Midnight Blue #191970
shipped7 real palettes, including Blue Mono and First Snow put Midnight Blue beside #999df5, as the text colour against it.
Periwinkle #ccccff
shippedPeriwinkle shows up next to #999df5 in 4 real palettes, including Blue Mono and Calendly's brand system, as the accent.
Tints & shades
Harmonies
Contrast
| #999df5 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.47:1 | fail | fail | fail | |
Aaon black | 8.5:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #999df5 as the background.
Brands using this color
Fonts for this mood
#999df5 reads as cool, vivid, light. 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 #999df5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/999df5-9f9cc4-df924e-251f2d-e9edf1?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