Color
#04657b
#04657brgb(4, 101, 123)hsl(191, 94%, 25%)oklch(0.469 0.084 219.9)Colors that go with #04657b
Charcoal, Crimson and Steel 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 #04657b: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #04657b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Steel Blue #4682b4
analogousshippedSteel Blue is #04657b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Rust #b7410e
complementaryshippedRust sits directly opposite #04657b 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 #04657b in 5 real palettes, including McDonald's's brand system and Lemon Squeezy's brand system, as the lead colour.
Blue #0000ff
shipped8 real palettes, including Activision's brand system and Tesco's brand system put Blue beside #04657b, as the accent.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with #04657b: 4 real palettes, including Alpine and Open House, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #04657b: 6 real palettes, including Fintech Trust and Unilever's brand system, as the lead colour.
Real palettes that use #04657b
Tints & shades
Harmonies
Contrast
| #04657b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.66:1 | pass | pass | fail |
|
Aaon black | 3.15:1 | 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 #04657b 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
#04657b reads as cool, vivid, dark. 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 #04657b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/04657b-a2b6be-df4e7a-1f252d-e9f1ef?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