Color
#012437
#012437rgb(1, 36, 55)hsl(201, 96%, 11%)oklch(0.247 0.053 237.5)Colors that go with #012437
Charcoal, Crimson and Royal 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 #012437: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #012437: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Royal Blue #4169e1
analogousshippedRoyal Blue is #012437's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Sienna #a0522d
complementaryshippedSienna sits directly opposite #012437 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Teal #008080
analogousshippedTeal is #012437's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Amber #ffbf00
shippedAmber is paired with #012437 in 9 real palettes, including Beach Hut and Blueprint, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Blue #0000ff
shippedBlue is paired with #012437 in 16 real palettes, including Monzo's brand system and Bumble's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Blue Violet #8a2be2
shippedBlue Violet is paired with #012437 in 8 real palettes, including ClickUp's brand system and Klarna US's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #012437
Tints & shades
Harmonies
Contrast
| #012437 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 16.05:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.31:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #012437 as the background.
Brands using this color
Fonts for this mood
#012437 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 #012437 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/012437-9cb1c4-df4e62-1f222d-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