Glacier
Open in tool →Three blues from ice to deep water on a pale surface — a monochromatic winter set with real depth.
Color
#030a54
#030a54
hex
#030a54rgb
rgb(3, 10, 84)hsl
hsl(235, 93%, 17%)oklch
oklch(0.218 0.128 266)Closest name: Ravenclaw (#0a0555)Relative luminance 0.0088
Colors that go with #030a54
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 #030a54: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
triadicshippedCrimson completes a triad with #030a54 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Steel Blue #4682b4
analogousshippedSteel Blue is #030a54's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Blue #0000ff
shipped7 real palettes, including Penpot's brand system and Monzo's brand system put Blue beside #030a54, as the supporting colour.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with #030a54: 5 real palettes, including Arctic and Open House, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #030a54: 7 real palettes, including Glacier and Fintech Trust, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #030a54: 6 real palettes, including Deep Water and Blueprint, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #030a54: 13 real palettes, including Paramount+'s brand system and Bank of America's brand system, as the lead colour.
Real palettes that use #030a54
Tints & shades
Harmonies
Contrast
| #030a54 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 17.87:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.18:1 | 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 #030a54 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#030a54 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #030a54
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 #030a54 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/030a54-9e9cc4-df8d4e-241f2d-e9eef1?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