# #252e41

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

## Values

- Hex: `#252e41`
- RGB: rgb(37, 46, 65)
- HSL: hsl(221, 27%, 20%)
- OKLCH: oklch(0.302 0.037 264.7)
- Relative luminance: 0.0273
- Nearest named color: Blue Whale (#1e3442, Δ 2.096) — https://brandsweets.com/colors/blue-whale
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/252e41

## Tints & shades

- Tints (toward white): #34405b, #435375, #50638b, #6076a4, #7a8cb3, #94a3c2, #aeb9d0, #c5cddd, #dfe3ec, #f9f9fb
- Shades (toward black): #22293a, #202737, #1c2231, #1a202d, #161c27, #131720, #11151d, #0d1017, #0b0e13, #07090d

## Harmonies

- Complementary: #413825
- Analogous: #253c41, #2a2541
- Triadic: #41252e, #2e4125
- Split-complementary: #412a25, #3c4125
- Tetradic: #41253c, #413825, #25412a

## Colors that go with #252e41

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

- **Dark Olive Green** #556b2f [harmony, pool: complementary] — Dark Olive Green sits directly opposite #252e41 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: 7-Eleven (https://brandsweets.com/colors/brands/7-eleven-com), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth). — https://brandsweets.com/colors/darkolivegreen
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #252e41 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Subaru (https://brandsweets.com/colors/brands/subaru-com), Mushroom (https://brandsweets.com/palettes/neutral#mushroom), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/seagreen
- **Sienna** #a0522d [harmony, pool: split] — Sienna is a split-complement of #252e41: 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), Harvest (https://brandsweets.com/palettes/warm#harvest), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/sienna
- **Slate Blue** #6a5acd [harmony, pool: analogous] — Slate Blue is #252e41's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Marvel (https://brandsweets.com/colors/brands/marvel-com), GitLab (https://brandsweets.com/colors/brands/gitlab), Indigo SaaS (https://brandsweets.com/palettes/modern#indigo-saas). — https://brandsweets.com/colors/slateblue
- **Steel Blue** #4682b4 [harmony, pool: analogous] — Steel Blue is #252e41'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), Discover (https://brandsweets.com/colors/brands/discover-com), Astro (https://brandsweets.com/colors/brands/astro-build), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/steelblue
- **Amber** #ffbf00 [pool] — Amber is paired with #252e41 in 9 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] — 19 real palettes, including Minecraft's brand system and Headspace's brand system put Blue beside #252e41, as the accent. Seen in: Minecraft (https://brandsweets.com/colors/brands/minecraft-net), Headspace (https://brandsweets.com/colors/brands/headspace-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Sketch (https://brandsweets.com/colors/brands/sketch-com). — https://brandsweets.com/colors/blue
- **White Smoke** #f5f5f5 [role] — White Smoke is the surface for #252e41: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy. — https://brandsweets.com/colors/whitesmoke

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

- On white (#ffffff): 13.59:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.55:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6076a4 (4.62:1); AA: background → #969696 (4.59:1); AAA: text → #8797ba (7.17:1); AAA: background → #bdbdbd (7.23:1)

## Brands using this color

- **Amazon** — secondary #232f3e (Δ 0.795) — https://brandsweets.com/colors/brands/amazon-com
- **Volkswagen** — secondary #293043 (Δ 0.998) — https://brandsweets.com/colors/brands/vw-com
- **Asana** — primary #273240 (Δ 1.493) — https://brandsweets.com/colors/brands/asana-com
- **Vimeo** — secondary #23313b (Δ 1.748) — https://brandsweets.com/colors/brands/vimeo-com

## Curated palettes containing it

- **Tide Pool** (ocean, cool, light, clean) — #1b998b, #2d3047, #ff9b71, #f4fbf9, #1e2333 — Sea-green and slate with a coral — a literal tide pool: two cool tones, one warm creature. — tool: https://brandsweets.com/palettes/new/1b998b-2d3047-ff9b71-f4fbf9-1e2333 — collection: https://brandsweets.com/palettes/ocean
- **Harbour** (ocean, cool, muted, editorial) — #3d5a80, #98c1d9, #ee6c4d, #f7f9fb, #293241 — Steel blue and haze with a buoy orange on a pale grey — the maritime palette every port town uses for a reason. — tool: https://brandsweets.com/palettes/new/3d5a80-98c1d9-ee6c4d-f7f9fb-293241 — collection: https://brandsweets.com/palettes/ocean
- **Dusty Blue** (wedding, cool, muted, calm) — #6f8faf, #b9c7d6, #d6b39c, #f9fafb, #26313d — Dusty blue and mist with a nude accent — the quiet wedding palette; nothing here competes with a photograph. — tool: https://brandsweets.com/palettes/new/6f8faf-b9c7d6-d6b39c-f9fafb-26313d — collection: https://brandsweets.com/palettes/wedding

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/252e41-9ca4c4-df6b4e-211f2d-e9eff1?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: "#252e41" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.