Color
#6345bf
#6345bfrgb(99, 69, 191)hsl(255, 49%, 51%)oklch(0.493 0.182 289.3)Colors that go with #6345bf
Charcoal, Sea Green 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 #6345bf: softer than #000 and cool enough to feel like part of the same palette.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #6345bf: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #6345bf in 5 real palettes, including Warner Bros.'s brand system and Wikipedia's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Cornflower Blue #6495ed
shippedCornflower Blue is paired with #6345bf in 6 real palettes, including Coca-Cola's brand system and Gopro's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #6345bf in 9 real palettes, including Gemstone and Netflix's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Dodger Blue #1e90ff
shippedDodger Blue is paired with #6345bf in 4 real palettes, including Coursera's brand system and HashiCorp's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Light Sky Blue #87cefa
shippedLight Sky Blue is paired with #6345bf in 4 real palettes, including Sentry's brand system and Calm's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #6345bf in 5 real palettes, including Indigo SaaS and Console Light, as the accent — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #6345bf
Tints & shades
Harmonies
Contrast
| #6345bf as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.7:1 | pass | pass | fail |
|
Aaon black | 3.13:1 | 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 #6345bf 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
#6345bf 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 #6345bf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/6345bf-ab9cc4-dfbd4e-291f2d-e9ebf1?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