Color
#99a3db
#99a3dbrgb(153, 163, 219)hsl(231, 48%, 73%)oklch(0.728 0.082 276.3)Colors that go with #99a3db
Charcoal, Deep Sky Blue and Amber 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 #99a3db: softer than #000 and cool enough to feel like part of the same palette.
Deep Sky Blue #00bfff
analogousshippedDeep Sky Blue is #99a3db's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Amber #ffbf00
shippedAmber is paired with #99a3db in 5 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour.
Blue #0000ff
shipped4 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #99a3db, as the accent.
Dark Orange #ff8c00
shippedDark Orange shows up next to #99a3db in 4 real palettes, including Ahrefs's brand system and Learning App, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #99a3db: 4 real palettes, including Coca-Cola's brand system and Open House, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #99a3db: 4 real palettes, including Opensea's brand system and Venmo's brand system, as the lead colour.
Midnight Blue #191970
shipped8 real palettes, including First Snow and Open House put Midnight Blue beside #99a3db, as the text colour against it.
Real palettes that use #99a3db
Tints & shades
Harmonies
Contrast
| #99a3db as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.44:1 | fail | fail | fail | |
Aaon black | 8.62:1 | 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 #99a3db as the background.
Brands using this color
Fonts for this mood
#99a3db reads as cool, light, clean. 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 #99a3db and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/99a3db-9c9ec4-df834e-231f2d-e9eef1?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