Color
#066db2
#066db2rgb(6, 109, 178)hsl(204, 93%, 36%)oklch(0.521 0.136 247.3)Colors that go with #066db2
Charcoal, Crimson and Sienna 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 #066db2: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #066db2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sienna #a0522d
complementaryshippedSienna sits directly opposite #066db2 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 #066db2 in 8 real palettes, including McDonald's's brand system and Lemon Squeezy's brand system, as the supporting colour.
Blue #0000ff
shipped13 real palettes, including Activision's brand system and Costco's brand system put Blue beside #066db2, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #066db2: 10 real palettes, including General Mills's brand system and Glacier, as the supporting colour.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #066db2: 5 real palettes, including Coca-Cola's brand system and NBA's brand system, as the supporting colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #066db2: 7 real palettes, including Venmo's brand system and Deep Water, as the supporting colour.
Real palettes that use #066db2
Tints & shades
Harmonies
Contrast
| #066db2 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.47:1 | pass | pass | fail |
|
Aaon black | 3.84:1 | 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 #066db2 as the background.
Brands using this color
- LEGOaccent · #006db7 · Δ0.794
- McDonald'saccent · #006bae · Δ0.838
- Venmoaccent · #0070ba · Δ1.391
- AT&Tsecondary · #0072b2 · Δ1.428
- Activisionsecondary · #0768af · Δ1.439
- Olympicsaccent · #006cbb · Δ1.503
- State Farmaccent · #0a70bc · Δ1.706
- Linkedinprimary · #0073b1 · Δ1.759
- Discoversecondary · #1e71ac · Δ1.887
Fonts for this mood
#066db2 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 #066db2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/066db2-9cafc4-df4e5a-1f222d-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