bZx logo: white stylized letters b and Z on a blue gradient rounded square.
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bZx

bZx was a decentralized finance protocol on Ethereum for margin trading, borrowing, and lending, founded by Tom Bean and Kyle Kistner in 2017. In July 2021 it announced a rebrand with a new logo and brand identity, and in late 2021 it became Ooki.

bZx was a decentralized finance (DeFi) protocol built on Ethereum for margin trading, borrowing, and lending, launched by bZeroX LLC and founded by Tom Bean and Kyle Kistner in 2017.[1][2] The protocol’s governance token, BZRX, was deployed in July 2020.[3] In late 2021, the project rebranded to Ooki, and the BZRX token was swapped and redenominated to OOKI at a 1:10 ratio.[4][5]

Design and History

In July 2021, bZx announced an upcoming rebrand that would include a new logo, brand identity, and platform design.[6] The stated goal was to modernize and simplify the branding while appealing to a wider audience of both crypto veterans and newcomers to DeFi.[6] The rebrand also included UI and UX improvements, new social channels, merchandise, and a move to a .com domain.[6]

On August 23, 2021, bZeroX transferred control of the bZx protocol to the bZx DAO, which subsequently renamed itself and began doing business as the Ooki DAO.[7] The protocol was renamed Ooki, and the BZRX token migration to OOKI began on November 28, 2021.[5] Binance completed the token swap and redenomination of BZRX to OOKI on December 24, 2021.[4]

Meaning and Symbolism

No official documentation has been found that describes the specific symbolism or design intent behind the bZx logo. The pre-rebrand mark was widely distributed as a square-format icon in crypto asset directories and token icon sets, but no primary source from the project explains its meaning.[8] The bZx wordmark appeared in a horizontal lockup alongside the icon in some applications.[9]

Because the project rebranded to Ooki in late 2021, the bZx identity is no longer in active use by the protocol.[10] The bZx mark survives primarily in historical contexts, token listings, and archived brand assets.

Logo Index is an independent educational archive covering logos, visual identities and graphic design history. All trademarks and brand assets remain the property of their respective owners.

Logo data

Measured from the original SVG file on 30/09/2026.

Colors

8 colors

  • #1785D4Blue, 20%

    RGB 23, 133, 212; CMYK 89, 37, 0, 17

    Black text 5.3:1 (passes AA)

  • #FFFFFFWhite, 16%

    RGB 255, 255, 255; CMYK 0, 0, 0, 0

    Black text 21.0:1 (passes AA)

  • #003CDABlue, 15%

    RGB 0, 60, 218; CMYK 100, 72, 0, 15

    White text 7.9:1 (passes AA)

  • #23ADD0Teal, 11%

    RGB 35, 173, 208; CMYK 83, 17, 0, 18

    Black text 8.0:1 (passes AA)

  • #0A5BD7Blue, 10%

    RGB 10, 91, 215; CMYK 95, 58, 0, 16

    White text 6.0:1 (passes AA)

  • #20A2D1Blue, 9.6%

    RGB 32, 162, 209; CMYK 85, 22, 0, 18

    Black text 7.2:1 (passes AA)

  • #1275D5Blue, 9%

    RGB 18, 117, 213; CMYK 92, 45, 0, 16

    White text 4.6:1 (passes AA)

  • #33DFCCTeal, 8.1%

    RGB 51, 223, 204; CMYK 77, 0, 9, 13

    Black text 12.6:1 (passes AA)

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Backgrounds and sizes

Contrast and color difference

Compared with Crypto

648 measured Crypto logos

Only 19% of Crypto logos in the archive use four or more colors.

  • Main color blue31%
  • Lettermark21%
  • Four or more colors19%

From measured files, not tags. Updated 28/10/2026.

Structure

Logo type
LettermarkClassified by AI
Proportions
1.0 : 1Roughly square
Ink coverage
97%3.4% empty space inside the outline
Symmetry
Mirror-symmetric100% left-right match
Outline
SquareOverall silhouette
Complexity
Minimal3 shapes, about 42 points

Tints and shades

Click a step to copy

#1785D4

#003CDA

Typography

Lettering style: Geometric sans.

This is a style class, not the exact font. The font has not been documented.

Free fonts in this style: Montserrat, Outfit, Urbanist

Visual description

Classified by AI

Symbol shows
Stylized letters bZ
Style
Geometric, gradient, minimal
Layout
Symbol on its own
Techniques
Monogram, negative space, geometric construction
Text in the logo
bZ

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