# #231d25

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

## Values

- Hex: `#231d25`
- RGB: rgb(35, 29, 37)
- HSL: hsl(285, 12%, 13%)
- OKLCH: oklch(0.241 0.017 317.6)
- Relative luminance: 0.0137
- Nearest named color: Night Demons (#201b20, Δ 1.246) — https://brandsweets.com/colors/night-demons
- Moods: cool, muted, dark, luxury, bold
- Page: https://brandsweets.com/colors/231d25

## Tints & shades

- Tints (toward white): #3b313f, #514356, #69586f, #7f6986, #96819c, #a998ae, #beb2c2, #d1c9d4, #e7e2e9, #faf9fb
- Shades (toward black): #201b22, #1e191f, #1b161d, #18141a, #18141a, #161217, #131014, #100d11, #0e0b0e, #0b090b

## Harmonies

- Complementary: #1f251d
- Analogous: #1f1d25, #251d23
- Triadic: #25231d, #1d2523
- Split-complementary: #23251d, #1d251f
- Tetradic: #251f1d, #1f251d, #1d2325

## Colors that go with #231d25

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 that reads cleanly against #231d25 without the hard edge of pure #000. Seen in: HubSpot (https://brandsweets.com/colors/brands/hubspot-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Audi (https://brandsweets.com/colors/brands/audi-com), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #231d25 in 18 real palettes, including Google's brand system and Wikipedia's brand system, as the accent. Seen in: Google (https://brandsweets.com/colors/brands/google-com), Wikipedia (https://brandsweets.com/colors/brands/wikipedia-org), Warner Bros. (https://brandsweets.com/colors/brands/warnerbros-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 23 real palettes, including Bumble's brand system and Rolex's brand system put Blue beside #231d25, as the supporting colour. Seen in: Bumble (https://brandsweets.com/colors/brands/bumble-com), Rolex (https://brandsweets.com/colors/brands/rolex-com), Signal (https://brandsweets.com/colors/brands/signal-org), CVS (https://brandsweets.com/colors/brands/cvs-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #231d25 in 10 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
- **Blush Pink** #e8b4b8 [pool] — 6 real palettes, including Graphite Mono and Estate put Blush Pink beside #231d25, as the accent. Seen in: Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono), Estate (https://brandsweets.com/palettes/luxury#estate), Cartier (https://brandsweets.com/colors/brands/cartier-com), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/blush-pink
- **Brown** #a52a2a [pool] — 5 real palettes, including Woodsmoke and Typewriter put Brown beside #231d25, as the accent. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/brown
- **Burgundy** #800020 [pool] — 4 real palettes, including Qatar Airways's brand system and Candlelight put Burgundy beside #231d25, as the accent. Seen in: Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Rare Beauty (https://brandsweets.com/colors/brands/rarebeauty-com). — https://brandsweets.com/colors/burgundy
- **Burlywood** #deb887 [pool] — Burlywood is paired with #231d25 in 6 real palettes, including Kiln and Coffee Bar, as the accent. Seen in: Kiln (https://brandsweets.com/palettes/dark#kiln), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 16.48:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.27:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #846e8c (4.59:1); AA: background → #878787 (4.59:1); AAA: text → #a290a7 (7.08:1); AAA: background → #ababab (7.18:1)

## Brands using this color

- **Allbirds** — primary #241c24 (Δ 0.37) — https://brandsweets.com/colors/brands/allbirds-com
- **Apple** — primary #221e1f (Δ 1.348) — https://brandsweets.com/colors/brands/apple-com
- **Formula 1** — text #1c1c25 (Δ 1.437) — https://brandsweets.com/colors/brands/formula1-com
- **Pinterest** — text #211922 (Δ 1.46) — https://brandsweets.com/colors/brands/pinterest-com
- **Victoria's Secret** — primary #221d1d (Δ 1.579) — https://brandsweets.com/colors/brands/victoriassecret-com
- **Victoria's Secret** — text #221d1d (Δ 1.579) — https://brandsweets.com/colors/brands/victoriassecret-com
- **Qatar Airways** — primary #1f212b (Δ 1.592) — https://brandsweets.com/colors/brands/qatarairways-com
- **Qatar Airways** — text #1f212b (Δ 1.592) — https://brandsweets.com/colors/brands/qatarairways-com
- **Nokia** — text #1d1e20 (Δ 1.654) — https://brandsweets.com/colors/brands/nokia-com
- **WhatsApp** — primary #1c1e21 (Δ 1.665) — https://brandsweets.com/colors/brands/whatsapp-com
- **WhatsApp** — text #1c1e21 (Δ 1.665) — https://brandsweets.com/colors/brands/whatsapp-com
- **GitLab** — text #1f1f1f (Δ 1.748) — https://brandsweets.com/colors/brands/gitlab
- **Google** — text #1f1f1f (Δ 1.748) — https://brandsweets.com/colors/brands/google-com
- **HubSpot** — text #1f1f1f (Δ 1.748) — https://brandsweets.com/colors/brands/hubspot-com
- **Revolut** — text #1f1f1f (Δ 1.748) — https://brandsweets.com/colors/brands/revolut-com
- **Bumble** — primary #202020 (Δ 1.756) — https://brandsweets.com/colors/brands/bumble-com
- **Bumble** — text #202020 (Δ 1.756) — https://brandsweets.com/colors/brands/bumble-com
- **ClickUp** — text #202020 (Δ 1.756) — https://brandsweets.com/colors/brands/clickup-com
- **Lamborghini** — primary #202020 (Δ 1.756) — https://brandsweets.com/colors/brands/lamborghini-com
- **Lamborghini** — text #202020 (Δ 1.756) — https://brandsweets.com/colors/brands/lamborghini-com
- **Wikipedia** — primary #202122 (Δ 1.775) — https://brandsweets.com/colors/brands/wikipedia-org
- **Wikipedia** — text #202122 (Δ 1.775) — https://brandsweets.com/colors/brands/wikipedia-org
- **Figma** — text #1e1e1e (Δ 1.842) — https://brandsweets.com/colors/brands/figma
- **Cohere** — text #212121 (Δ 1.862) — https://brandsweets.com/colors/brands/cohere-com
- **Postman** — text #212121 (Δ 1.862) — https://brandsweets.com/colors/brands/postman-com
- **Rolex** — text #212121 (Δ 1.862) — https://brandsweets.com/colors/brands/rolex-com
- **SoFi** — primary #212121 (Δ 1.862) — https://brandsweets.com/colors/brands/sofi-com
- **SoFi** — text #212121 (Δ 1.862) — https://brandsweets.com/colors/brands/sofi-com

## Curated palettes containing it

- **Fresh Juice** (playful, vivid, light) — #ff6b35, #ffd166, #06d6a0, #ffffff, #1f1f1f — Orange, mango and mint — a sugar rush; keep the type black so it stays legible under all that color. — tool: https://brandsweets.com/palettes/new/ff6b35-ffd166-06d6a0-ffffff-1f1f1f — collection: https://brandsweets.com/palettes/playful
- **Pastel Pop** (pastel, playful, vivid, light) — #ff9fb2, #9ad0ec, #ffe08a, #ffffff, #1f1f2e — Pastels pushed to the saturated end — pink, sky and lemon — for brands that want soft AND loud. — tool: https://brandsweets.com/palettes/new/ff9fb2-9ad0ec-ffe08a-ffffff-1f1f2e — collection: https://brandsweets.com/palettes/pastel

## 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/231d25-bc9fc1-afcb62-2d1f2b-ebe9f1?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: "#231d25" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.