Fintech Trust
Open in tool →Navy signals custody and stability; the green accent is money moving the right way. No red anywhere except errors.
Color
#10233d
#10233d
hex
#10233drgb
rgb(16, 35, 61)hsl
hsl(215, 58%, 15%)oklch
oklch(0.255 0.055 256.7)Closest name: Dark Eclipse (#112244)Relative luminance 0.0165
Colors that go with #10233d
Charcoal, Rust and Sea Green 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 #10233d: softer than #000 and cool enough to feel like part of the same palette.
Rust #b7410e
triadicshippedRust completes a triad with #10233d — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sea Green #2e8b57
triadicshippedSea Green completes a triad with #10233d — 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 #10233d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Slate Blue #6a5acd
analogousshippedSlate Blue is #10233d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Teal #008080
analogousshippedTeal is #10233d'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 #10233d in 15 real palettes, including Beach Hut and Blueprint, as the supporting colour.
Blue #0000ff
shipped23 real palettes, including Monzo's brand system and Sketch's brand system put Blue beside #10233d, as the accent.
Real palettes that use #10233d
Tints & shades
Harmonies
Contrast
| #10233d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 15.79:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.33:1 | 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 #10233d as the background.
Brands using this color
Palettes built around it
Telehealth
Open in tool →Friendly blue with a soft tint and a green all-clear — approachable care with a tech backbone.
First Snow
Open in tool →Ice blue on snow-white with a deep navy — the quietest winter palette; everything is a tint of one cold hue.
Fonts for this mood
#10233d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #10233d
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #10233d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/10233d-9ca8c4-df5d4e-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