# #102a2e

A color — cool, dark, luxury, bold, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#102a2e`
- RGB: rgb(16, 42, 46)
- HSL: hsl(188, 48%, 12%)
- OKLCH: oklch(0.266 0.033 208.6)
- Relative luminance: 0.0196
- Nearest named color: Black Box (#0f282f, Δ 0.837) — https://brandsweets.com/colors/black-box
- Moods: cool, dark, luxury, bold, modern
- Page: https://brandsweets.com/colors/102a2e

## Tints & shades

- Tints (toward white): #1c484f, #26646d, #32838f, #3d9fae, #55b5c3, #77c4cf, #95d1da, #b7e0e6, #d5edf0, #f7fcfc
- Shades (toward black): #0f262a, #0d2226, #0d2226, #0c1f22, #0b1c1e, #09181a, #081517, #081517, #071113, #050e0f

## Harmonies

- Complementary: #2d1410
- Analogous: #102d23, #101b2d
- Triadic: #2d1029, #292d10
- Split-complementary: #2d101b, #2d2310
- Tetradic: #23102d, #2d1410, #1b2d10

## Colors that go with #102a2e

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #102a2e: softer than #000 and cool enough to feel like part of the same palette. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Squarespace (https://brandsweets.com/colors/brands/squarespace-com). — https://brandsweets.com/colors/charcoal
- **Rust** #b7410e [harmony, pool: complementary] — Rust sits directly opposite #102a2e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Harvest (https://brandsweets.com/palettes/warm#harvest), Gallery (https://brandsweets.com/palettes/editorial#gallery). — https://brandsweets.com/colors/rust
- **Sienna** #a0522d [harmony, pool: split] — Sienna is a split-complement of #102a2e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/sienna
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #102a2e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Astro (https://brandsweets.com/colors/brands/astro-build), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: analogous] — Teal is #102a2e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), N26 (https://brandsweets.com/colors/brands/n26-com), Gusto (https://brandsweets.com/colors/brands/gusto-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #102a2e in 18 real palettes, including Beach Hut and McDonald's's brand system, as the supporting colour. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Google (https://brandsweets.com/colors/brands/google-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 24 real palettes, including Readymag's brand system and Rolex's brand system put Blue beside #102a2e, as the supporting colour. Seen in: Readymag (https://brandsweets.com/colors/brands/readymag-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Bumble (https://brandsweets.com/colors/brands/bumble-com), Monzo (https://brandsweets.com/colors/brands/monzo-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #102a2e in 9 real palettes, including ClickUp's brand system and Yahoo's brand system, as the lead colour. Seen in: ClickUp (https://brandsweets.com/colors/brands/clickup-com), Yahoo (https://brandsweets.com/colors/brands/yahoo-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 15.08:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.39:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #31808c (4.6:1); AA: background → #8f8f8f (4.66:1); AAA: text → #3ea2b1 (7.01:1); AAA: background → #b3b3b3 (7.19:1)

## Fonts for this mood

- luxury: https://brandsweets.com/fonts/mood/luxury
- bold: https://brandsweets.com/fonts/mood/bold
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/102a2e-a2b7be-df4e81-1f252d-e9f1ee?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#102a2e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.
