Alpine
Open in tool →Glacier blue with a safety-orange accent: technical outdoor gear, not lifestyle.
Color
#18232a
#18232a
hex
#18232argb
rgb(24, 35, 42)hsl
hsl(203, 27%, 13%)oklch
oklch(0.249 0.02 236.6)Closest name: Sunken Ship (#10252a)Relative luminance 0.0156
Colors that go with #18232a
Charcoal, Amber and 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 that reads cleanly against #18232a without the hard edge of pure #000.
Amber #ffbf00
shippedAmber is paired with #18232a in 18 real palettes, including Wikipedia's brand system and Google's brand system, as the accent.
Blue #0000ff
shipped24 real palettes, including Rolex's brand system and Bumble's brand system put Blue beside #18232a, as the accent.
Blue Violet #8a2be2
shippedBlue Violet is paired with #18232a in 10 real palettes, including ClickUp's brand system and Yahoo's brand system, as the lead colour.
Blush Pink #e8b4b8
shipped6 real palettes, including Graphite Mono and Rain Garden put Blush Pink beside #18232a, as the accent.
Brown #a52a2a
shipped5 real palettes, including Woodsmoke and Typewriter put Brown beside #18232a, as the accent.
Burgundy #800020
shipped4 real palettes, including Qatar Airways's brand system and Mailchimp's brand system put Burgundy beside #18232a, as the accent.
Burlywood #deb887
shippedBurlywood is paired with #18232a in 6 real palettes, including Chalkboard and Kiln, as the lead colour.
Real palettes that use #18232a
Tints & shades
Harmonies
Contrast
| #18232a as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 16:1 | 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 #18232a as the background.
Brands using this color
- AT&Tprimary · #1d2329 · Δ0.8
- AT&Ttext · #1d2329 · Δ0.8
- NFLaccent · #172029 · Δ1.096
- Subarutext · #1d252c · Δ1.155
- GitHubtext · #1f2328 · Δ1.161
- Qatar Airwaysprimary · #1f212b · Δ1.348
- Qatar Airwaystext · #1f212b · Δ1.348
- Boxtext · #151f26 · Δ1.606
- 7-Elevenprimary · #212529 · Δ1.73
- 7-Eleventext · #212529 · Δ1.73
- AMDprimary · #212529 · Δ1.73
- AMDtext · #212529 · Δ1.73
- Boeingtext · #212529 · Δ1.73
- Calvin Kleinprimary · #212529 · Δ1.73
- Calvin Kleintext · #212529 · Δ1.73
- Datadogtext · #212529 · Δ1.73
- Tommy Hilfigerprimary · #212529 · Δ1.73
- Tommy Hilfigertext · #212529 · Δ1.73
- Trader Joe'sprimary · #212529 · Δ1.73
- Trader Joe'stext · #212529 · Δ1.73
- Wikipediaprimary · #202122 · Δ1.817
- Wikipediatext · #202122 · Δ1.817
Palettes built around it
Dusk
Open in tool →Slate blue with a copper accent — calm, professional, slightly editorial; suits consultancies and journals.
Paper & Pine
Open in tool →Deep pine on paper-white with a marmalade accent — a quiet, sustainable-brand palette that isn't beige.
Fonts for this mood
#18232a reads as cool, muted, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #18232a
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 #18232a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/18232a-9cb0c4-df4e5d-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