Color
#346bcb
#346bcbrgb(52, 107, 203)hsl(218, 59%, 50%)oklch(0.543 0.16 260.7)Colors that go with #346bcb
Charcoal, Sea Green 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 #346bcb: softer than #000 and cool enough to feel like part of the same palette.
Sea Green #2e8b57
triadicshippedSea Green completes a triad with #346bcb — 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 #346bcb 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 #346bcb in 11 real palettes, including Wikipedia's brand system and NBA's brand system, as the accent.
Blue #0000ff
shipped17 real palettes, including Pixar's brand system and Activision's brand system put Blue beside #346bcb, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #346bcb: 13 real palettes, including Intel's brand system and Unilever's brand system, as the lead colour.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #346bcb: 6 real palettes, including NBA's brand system and Coca-Cola's brand system, as the accent.
Crimson #dc143c
shippedCrimson is paired with #346bcb in 19 real palettes, including Pizza Hut's brand system and Foot Locker's brand system, as the supporting colour.
Real palettes that use #346bcb
Tints & shades
Harmonies
Contrast
| #346bcb as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.11:1 | pass | pass | fail |
|
Aaon black | 4.11:1 | 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 #346bcb as the background.
Brands using this color
Fonts for this mood
#346bcb 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 #346bcb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/346bcb-9ca6c4-df644e-201f2d-e9f0f1?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