Color
#409ac4
#409ac4rgb(64, 154, 196)hsl(199, 53%, 51%)oklch(0.65 0.105 231.9)Colors that go with #409ac4
Charcoal, Amber and 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 #409ac4: softer than #000 and cool enough to feel like part of the same palette.
Amber #ffbf00
shippedAmber is paired with #409ac4 in 9 real palettes, including Beach Hut and Wired's brand system, as the supporting colour.
Blue #0000ff
shipped4 real palettes, including Qualcomm's brand system and Readymag's brand system put Blue beside #409ac4, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #409ac4: 4 real palettes, including Blue Mono and Hershey's's brand system, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #409ac4 in 6 real palettes, including Diner and Retro Pop, as the lead colour.
Dark Orange #ff8c00
shippedDark Orange shows up next to #409ac4 in 4 real palettes, including Elastic's brand system and Learning App, as the lead colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #409ac4: 6 real palettes, including Telegram's brand system and Snowflake AI Data Cloud's brand system, as the lead colour.
Ochre #cc7722
complementaryOchre sits directly opposite #409ac4 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 #409ac4
Tints & shades
Harmonies
Contrast
| #409ac4 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.16:1 | fail | pass | fail | |
Aaon black | 6.64:1 | pass | 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 #409ac4 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
#409ac4 reads as cool, modern. 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 #409ac4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/409ac4-9cb3c4-df4e66-1f232d-e9f1f0?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